Home / 232,139.28-348,259.05-72,212.17

Finding the Fourth Proportional to 232,139.28, 348,259.05 and 72,212.17

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Solution

The fourth proportional to 232,139.28, 348,259.05 and 72,212.17 is: 108,333.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,139.28 : 348,259.05 = 72,212.17 : x
  2. Step 2: Convert to fraction form
    232,139.28/348,259.05 = 72,212.17/x
  3. Step 3: Cross multiply
    232,139.28x = 348,259.05 × 72,212.17
  4. Step 4: Simplify right side
    232,139.28x = 25,148,541,722.64
  5. Step 5: Solve for x
    x = 25,148,541,722.64/232,139.28
  6. Step 6: Final answer
    x = 108,333.85

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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.