Home / 91,010.85-136,224.68-48,787.17

Finding the Fourth Proportional to 91,010.85, 136,224.68 and 48,787.17

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Solution

The fourth proportional to 91,010.85, 136,224.68 and 48,787.17 is: 73,024.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,010.85 : 136,224.68 = 48,787.17 : x
  2. Step 2: Convert to fraction form
    91,010.85/136,224.68 = 48,787.17/x
  3. Step 3: Cross multiply
    91,010.85x = 136,224.68 × 48,787.17
  4. Step 4: Simplify right side
    91,010.85x = 6,646,016,377.42
  5. Step 5: Solve for x
    x = 6,646,016,377.42/91,010.85
  6. Step 6: Final answer
    x = 73,024.44

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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.