Home / 155,278.92-232,967.59-55,436.91

Finding the Fourth Proportional to 155,278.92, 232,967.59 and 55,436.91

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Solution

The fourth proportional to 155,278.92, 232,967.59 and 55,436.91 is: 83,172.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,278.92 : 232,967.59 = 55,436.91 : x
  2. Step 2: Convert to fraction form
    155,278.92/232,967.59 = 55,436.91/x
  3. Step 3: Cross multiply
    155,278.92x = 232,967.59 × 55,436.91
  4. Step 4: Simplify right side
    155,278.92x = 12,915,002,619.36
  5. Step 5: Solve for x
    x = 12,915,002,619.36/155,278.92
  6. Step 6: Final answer
    x = 83,172.93

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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.