Home / 92,484.86-138,727.28-39,185.24

Finding the Fourth Proportional to 92,484.86, 138,727.28 and 39,185.24

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Solution

The fourth proportional to 92,484.86, 138,727.28 and 39,185.24 is: 58,777.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,484.86 : 138,727.28 = 39,185.24 : x
  2. Step 2: Convert to fraction form
    92,484.86/138,727.28 = 39,185.24/x
  3. Step 3: Cross multiply
    92,484.86x = 138,727.28 × 39,185.24
  4. Step 4: Simplify right side
    92,484.86x = 5,436,061,165.67
  5. Step 5: Solve for x
    x = 5,436,061,165.67/92,484.86
  6. Step 6: Final answer
    x = 58,777.85

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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.