Home / 232,138.28-348,257.55-72,211.17

Finding the Fourth Proportional to 232,138.28, 348,257.55 and 72,211.17

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Solution

The fourth proportional to 232,138.28, 348,257.55 and 72,211.17 is: 108,332.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,138.28 : 348,257.55 = 72,211.17 : x
  2. Step 2: Convert to fraction form
    232,138.28/348,257.55 = 72,211.17/x
  3. Step 3: Cross multiply
    232,138.28x = 348,257.55 × 72,211.17
  4. Step 4: Simplify right side
    232,138.28x = 25,148,085,541.02
  5. Step 5: Solve for x
    x = 25,148,085,541.02/232,138.28
  6. Step 6: Final answer
    x = 108,332.35

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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.