Home / 208,572.28-312,951.46-96,192.18

Finding the Fourth Proportional to 208,572.28, 312,951.46 and 96,192.18

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Solution

The fourth proportional to 208,572.28, 312,951.46 and 96,192.18 is: 144,331.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,572.28 : 312,951.46 = 96,192.18 : x
  2. Step 2: Convert to fraction form
    208,572.28/312,951.46 = 96,192.18/x
  3. Step 3: Cross multiply
    208,572.28x = 312,951.46 × 96,192.18
  4. Step 4: Simplify right side
    208,572.28x = 30,103,483,171.58
  5. Step 5: Solve for x
    x = 30,103,483,171.58/208,572.28
  6. Step 6: Final answer
    x = 144,331.18

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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.