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Finding the Fourth Proportional to 75,497.81, 113,251.80 and 25,560.86

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Solution

The fourth proportional to 75,497.81, 113,251.80 and 25,560.86 is: 38,343.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,497.81 : 113,251.80 = 25,560.86 : x
  2. Step 2: Convert to fraction form
    75,497.81/113,251.80 = 25,560.86/x
  3. Step 3: Cross multiply
    75,497.81x = 113,251.80 × 25,560.86
  4. Step 4: Simplify right side
    75,497.81x = 2,894,812,838.29
  5. Step 5: Solve for x
    x = 2,894,812,838.29/75,497.81
  6. Step 6: Final answer
    x = 38,343.01

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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.