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Finding the Fourth Proportional to 187,037.01, 280,515.42 and 53,892.45

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Solution

The fourth proportional to 187,037.01, 280,515.42 and 53,892.45 is: 80,827.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,037.01 : 280,515.42 = 53,892.45 : x
  2. Step 2: Convert to fraction form
    187,037.01/280,515.42 = 53,892.45/x
  3. Step 3: Cross multiply
    187,037.01x = 280,515.42 × 53,892.45
  4. Step 4: Simplify right side
    187,037.01x = 15,117,663,246.58
  5. Step 5: Solve for x
    x = 15,117,663,246.58/187,037.01
  6. Step 6: Final answer
    x = 80,827.12

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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.