Home / 155,937.10-233,905.65-144,877.90

Finding the Fourth Proportional to 155,937.10, 233,905.65 and 144,877.90

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Solution

The fourth proportional to 155,937.10, 233,905.65 and 144,877.90 is: 217,316.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,937.10 : 233,905.65 = 144,877.90 : x
  2. Step 2: Convert to fraction form
    155,937.10/233,905.65 = 144,877.90/x
  3. Step 3: Cross multiply
    155,937.10x = 233,905.65 × 144,877.90
  4. Step 4: Simplify right side
    155,937.10x = 33,887,759,370.14
  5. Step 5: Solve for x
    x = 33,887,759,370.14/155,937.10
  6. Step 6: Final answer
    x = 217,316.85

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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.