Home / 110,787.47-152,885.91-60,486.47

Finding the Fourth Proportional to 110,787.47, 152,885.91 and 60,486.47

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Solution

The fourth proportional to 110,787.47, 152,885.91 and 60,486.47 is: 83,470.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,787.47 : 152,885.91 = 60,486.47 : x
  2. Step 2: Convert to fraction form
    110,787.47/152,885.91 = 60,486.47/x
  3. Step 3: Cross multiply
    110,787.47x = 152,885.91 × 60,486.47
  4. Step 4: Simplify right side
    110,787.47x = 9,247,529,008.64
  5. Step 5: Solve for x
    x = 9,247,529,008.64/110,787.47
  6. Step 6: Final answer
    x = 83,470.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.