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Finding the Fourth Proportional to 71,605.31, 107,457.28 and 24,858.19

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Solution

The fourth proportional to 71,605.31, 107,457.28 and 24,858.19 is: 37,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,605.31 : 107,457.28 = 24,858.19 : x
  2. Step 2: Convert to fraction form
    71,605.31/107,457.28 = 24,858.19/x
  3. Step 3: Cross multiply
    71,605.31x = 107,457.28 × 24,858.19
  4. Step 4: Simplify right side
    71,605.31x = 2,671,193,152.33
  5. Step 5: Solve for x
    x = 2,671,193,152.33/71,605.31
  6. Step 6: Final answer
    x = 37,304.40

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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.