Home / 107,489.84-161,254.15-44,275.46

Finding the Fourth Proportional to 107,489.84, 161,254.15 and 44,275.46

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Solution

The fourth proportional to 107,489.84, 161,254.15 and 44,275.46 is: 66,421.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,489.84 : 161,254.15 = 44,275.46 : x
  2. Step 2: Convert to fraction form
    107,489.84/161,254.15 = 44,275.46/x
  3. Step 3: Cross multiply
    107,489.84x = 161,254.15 × 44,275.46
  4. Step 4: Simplify right side
    107,489.84x = 7,139,600,751.20
  5. Step 5: Solve for x
    x = 7,139,600,751.20/107,489.84
  6. Step 6: Final answer
    x = 66,421.17

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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.