Home / 87,487-131,254.02-34,933.42

Finding the Fourth Proportional to 87,487, 131,254.02 and 34,933.42

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Solution

The fourth proportional to 87,487, 131,254.02 and 34,933.42 is: 52,409.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,487 : 131,254.02 = 34,933.42 : x
  2. Step 2: Convert to fraction form
    87,487/131,254.02 = 34,933.42/x
  3. Step 3: Cross multiply
    87,487x = 131,254.02 × 34,933.42
  4. Step 4: Simplify right side
    87,487x = 4,585,151,807.35
  5. Step 5: Solve for x
    x = 4,585,151,807.35/87,487
  6. Step 6: Final answer
    x = 52,409.52

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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.