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Finding the Fourth Proportional to 155,447.80, 233,114.46 and 55,580.92

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Solution

The fourth proportional to 155,447.80, 233,114.46 and 55,580.92 is: 83,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,447.80 : 233,114.46 = 55,580.92 : x
  2. Step 2: Convert to fraction form
    155,447.80/233,114.46 = 55,580.92/x
  3. Step 3: Cross multiply
    155,447.80x = 233,114.46 × 55,580.92
  4. Step 4: Simplify right side
    155,447.80x = 12,956,716,152.10
  5. Step 5: Solve for x
    x = 12,956,716,152.10/155,447.80
  6. Step 6: Final answer
    x = 83,350.91

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1.5x scale

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.