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Finding the Fourth Proportional to 75,392.76, 113,092.28 and 25,477.93

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Solution

The fourth proportional to 75,392.76, 113,092.28 and 25,477.93 is: 38,217.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,392.76 : 113,092.28 = 25,477.93 : x
  2. Step 2: Convert to fraction form
    75,392.76/113,092.28 = 25,477.93/x
  3. Step 3: Cross multiply
    75,392.76x = 113,092.28 × 25,477.93
  4. Step 4: Simplify right side
    75,392.76x = 2,881,357,193.38
  5. Step 5: Solve for x
    x = 2,881,357,193.38/75,392.76
  6. Step 6: Final answer
    x = 38,217.96

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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.