Home / 60,722.02-90,479.39-54,097.30

Finding the Fourth Proportional to 60,722.02, 90,479.39 and 54,097.30

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Solution

The fourth proportional to 60,722.02, 90,479.39 and 54,097.30 is: 80,608.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,722.02 : 90,479.39 = 54,097.30 : x
  2. Step 2: Convert to fraction form
    60,722.02/90,479.39 = 54,097.30/x
  3. Step 3: Cross multiply
    60,722.02x = 90,479.39 × 54,097.30
  4. Step 4: Simplify right side
    60,722.02x = 4,894,690,704.65
  5. Step 5: Solve for x
    x = 4,894,690,704.65/60,722.02
  6. Step 6: Final answer
    x = 80,608.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.