Home / 161,150.22-241,621.65-105,681.42

Finding the Fourth Proportional to 161,150.22, 241,621.65 and 105,681.42

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Solution

The fourth proportional to 161,150.22, 241,621.65 and 105,681.42 is: 158,454.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,150.22 : 241,621.65 = 105,681.42 : x
  2. Step 2: Convert to fraction form
    161,150.22/241,621.65 = 105,681.42/x
  3. Step 3: Cross multiply
    161,150.22x = 241,621.65 × 105,681.42
  4. Step 4: Simplify right side
    161,150.22x = 25,534,919,074.74
  5. Step 5: Solve for x
    x = 25,534,919,074.74/161,150.22
  6. Step 6: Final answer
    x = 158,454.14

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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.