Home / 107,892,719.40-161,839,079.10-95,421,570.60

Finding the Fourth Proportional to 107,892,719.40, 161,839,079.10 and 95,421,570.60

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Solution

The fourth proportional to 107,892,719.40, 161,839,079.10 and 95,421,570.60 is: 143,132,355.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,892,719.40 : 161,839,079.10 = 95,421,570.60 : x
  2. Step 2: Convert to fraction form
    107,892,719.40/161,839,079.10 = 95,421,570.60/x
  3. Step 3: Cross multiply
    107,892,719.40x = 161,839,079.10 × 95,421,570.60
  4. Step 4: Simplify right side
    107,892,719.40x = 15,442,939,112,179,632
  5. Step 5: Solve for x
    x = 15,442,939,112,179,632/107,892,719.40
  6. Step 6: Final answer
    x = 143,132,355.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.