Home / 124,924.55-172,412.57-70,487.92

Finding the Fourth Proportional to 124,924.55, 172,412.57 and 70,487.92

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Solution

The fourth proportional to 124,924.55, 172,412.57 and 70,487.92 is: 97,282.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,924.55 : 172,412.57 = 70,487.92 : x
  2. Step 2: Convert to fraction form
    124,924.55/172,412.57 = 70,487.92/x
  3. Step 3: Cross multiply
    124,924.55x = 172,412.57 × 70,487.92
  4. Step 4: Simplify right side
    124,924.55x = 12,153,002,755.31
  5. Step 5: Solve for x
    x = 12,153,002,755.31/124,924.55
  6. Step 6: Final answer
    x = 97,282.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.