Home / 155,329.38-232,620.36-88,567.11

Finding the Fourth Proportional to 155,329.38, 232,620.36 and 88,567.11

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Solution

The fourth proportional to 155,329.38, 232,620.36 and 88,567.11 is: 132,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,329.38 : 232,620.36 = 88,567.11 : x
  2. Step 2: Convert to fraction form
    155,329.38/232,620.36 = 88,567.11/x
  3. Step 3: Cross multiply
    155,329.38x = 232,620.36 × 88,567.11
  4. Step 4: Simplify right side
    155,329.38x = 20,602,513,012.36
  5. Step 5: Solve for x
    x = 20,602,513,012.36/155,329.38
  6. Step 6: Final answer
    x = 132,637.58

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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.