Home / 71,438.81-107,158.21-24,666.17

Finding the Fourth Proportional to 71,438.81, 107,158.21 and 24,666.17

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Solution

The fourth proportional to 71,438.81, 107,158.21 and 24,666.17 is: 36,999.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,438.81 : 107,158.21 = 24,666.17 : x
  2. Step 2: Convert to fraction form
    71,438.81/107,158.21 = 24,666.17/x
  3. Step 3: Cross multiply
    71,438.81x = 107,158.21 × 24,666.17
  4. Step 4: Simplify right side
    71,438.81x = 2,643,182,027.30
  5. Step 5: Solve for x
    x = 2,643,182,027.30/71,438.81
  6. Step 6: Final answer
    x = 36,999.25

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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.