Home / 240,285.60-331,568.76-132,838.28

Finding the Fourth Proportional to 240,285.60, 331,568.76 and 132,838.28

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Solution

The fourth proportional to 240,285.60, 331,568.76 and 132,838.28 is: 183,302.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,285.60 : 331,568.76 = 132,838.28 : x
  2. Step 2: Convert to fraction form
    240,285.60/331,568.76 = 132,838.28/x
  3. Step 3: Cross multiply
    240,285.60x = 331,568.76 × 132,838.28
  4. Step 4: Simplify right side
    240,285.60x = 44,045,023,780.13
  5. Step 5: Solve for x
    x = 44,045,023,780.13/240,285.60
  6. Step 6: Final answer
    x = 183,302.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.