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Finding the Fourth Proportional to 107,515.74, 161,071.29 and 63,010.29

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Solution

The fourth proportional to 107,515.74, 161,071.29 and 63,010.29 is: 94,396.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,515.74 : 161,071.29 = 63,010.29 : x
  2. Step 2: Convert to fraction form
    107,515.74/161,071.29 = 63,010.29/x
  3. Step 3: Cross multiply
    107,515.74x = 161,071.29 × 63,010.29
  4. Step 4: Simplify right side
    107,515.74x = 10,149,148,693.57
  5. Step 5: Solve for x
    x = 10,149,148,693.57/107,515.74
  6. Step 6: Final answer
    x = 94,396.86

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1.5x scale

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.