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Finding the Fourth Proportional to 77,404.88, 116,123.74 and 24,851.28

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Solution

The fourth proportional to 77,404.88, 116,123.74 and 24,851.28 is: 37,282.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,404.88 : 116,123.74 = 24,851.28 : x
  2. Step 2: Convert to fraction form
    77,404.88/116,123.74 = 24,851.28/x
  3. Step 3: Cross multiply
    77,404.88x = 116,123.74 × 24,851.28
  4. Step 4: Simplify right side
    77,404.88x = 2,885,823,577.39
  5. Step 5: Solve for x
    x = 2,885,823,577.39/77,404.88
  6. Step 6: Final answer
    x = 37,282.19

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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.