Home / 155,115.04-232,663.28-55,269.94

Finding the Fourth Proportional to 155,115.04, 232,663.28 and 55,269.94

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Solution

The fourth proportional to 155,115.04, 232,663.28 and 55,269.94 is: 82,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,115.04 : 232,663.28 = 55,269.94 : x
  2. Step 2: Convert to fraction form
    155,115.04/232,663.28 = 55,269.94/x
  3. Step 3: Cross multiply
    155,115.04x = 232,663.28 × 55,269.94
  4. Step 4: Simplify right side
    155,115.04x = 12,859,285,525.80
  5. Step 5: Solve for x
    x = 12,859,285,525.80/155,115.04
  6. Step 6: Final answer
    x = 82,901.60

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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.