Home / 155,057.20-232,438.15-49,802.37

Finding the Fourth Proportional to 155,057.20, 232,438.15 and 49,802.37

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Solution

The fourth proportional to 155,057.20, 232,438.15 and 49,802.37 is: 74,656.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,057.20 : 232,438.15 = 49,802.37 : x
  2. Step 2: Convert to fraction form
    155,057.20/232,438.15 = 49,802.37/x
  3. Step 3: Cross multiply
    155,057.20x = 232,438.15 × 49,802.37
  4. Step 4: Simplify right side
    155,057.20x = 11,575,970,748.42
  5. Step 5: Solve for x
    x = 11,575,970,748.42/155,057.20
  6. Step 6: Final answer
    x = 74,656.13

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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.