Home / 155,129.80-232,666.95-41,278.22

Finding the Fourth Proportional to 155,129.80, 232,666.95 and 41,278.22

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Solution

The fourth proportional to 155,129.80, 232,666.95 and 41,278.22 is: 61,909.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,129.80 : 232,666.95 = 41,278.22 : x
  2. Step 2: Convert to fraction form
    155,129.80/232,666.95 = 41,278.22/x
  3. Step 3: Cross multiply
    155,129.80x = 232,666.95 × 41,278.22
  4. Step 4: Simplify right side
    155,129.80x = 9,604,077,342.44
  5. Step 5: Solve for x
    x = 9,604,077,342.44/155,129.80
  6. Step 6: Final answer
    x = 61,909.95

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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.