Home / 155,814.12-233,581.32-55,951.20

Finding the Fourth Proportional to 155,814.12, 233,581.32 and 55,951.20

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Solution

The fourth proportional to 155,814.12, 233,581.32 and 55,951.20 is: 83,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,814.12 : 233,581.32 = 55,951.20 : x
  2. Step 2: Convert to fraction form
    155,814.12/233,581.32 = 55,951.20/x
  3. Step 3: Cross multiply
    155,814.12x = 233,581.32 × 55,951.20
  4. Step 4: Simplify right side
    155,814.12x = 13,069,155,151.58
  5. Step 5: Solve for x
    x = 13,069,155,151.58/155,814.12
  6. Step 6: Final answer
    x = 83,876.58

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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.