Home / 155,140.68-232,756.38-49,957.32

Finding the Fourth Proportional to 155,140.68, 232,756.38 and 49,957.32

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Solution

The fourth proportional to 155,140.68, 232,756.38 and 49,957.32 is: 74,950.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,140.68 : 232,756.38 = 49,957.32 : x
  2. Step 2: Convert to fraction form
    155,140.68/232,756.38 = 49,957.32/x
  3. Step 3: Cross multiply
    155,140.68x = 232,756.38 × 49,957.32
  4. Step 4: Simplify right side
    155,140.68x = 11,627,884,957.70
  5. Step 5: Solve for x
    x = 11,627,884,957.70/155,140.68
  6. Step 6: Final answer
    x = 74,950.59

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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.