Home / 94,719.66-142,085.39-31,545.43

Finding the Fourth Proportional to 94,719.66, 142,085.39 and 31,545.43

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Solution

The fourth proportional to 94,719.66, 142,085.39 and 31,545.43 is: 47,320.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,719.66 : 142,085.39 = 31,545.43 : x
  2. Step 2: Convert to fraction form
    94,719.66/142,085.39 = 31,545.43/x
  3. Step 3: Cross multiply
    94,719.66x = 142,085.39 × 31,545.43
  4. Step 4: Simplify right side
    94,719.66x = 4,482,144,724.27
  5. Step 5: Solve for x
    x = 4,482,144,724.27/94,719.66
  6. Step 6: Final answer
    x = 47,320.11

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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.