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Finding the Fourth Proportional to 155,657.33, 233,486.17 and 43,337.80

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Solution

The fourth proportional to 155,657.33, 233,486.17 and 43,337.80 is: 65,006.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,657.33 : 233,486.17 = 43,337.80 : x
  2. Step 2: Convert to fraction form
    155,657.33/233,486.17 = 43,337.80/x
  3. Step 3: Cross multiply
    155,657.33x = 233,486.17 × 43,337.80
  4. Step 4: Simplify right side
    155,657.33x = 10,118,776,258.61
  5. Step 5: Solve for x
    x = 10,118,776,258.61/155,657.33
  6. Step 6: Final answer
    x = 65,006.74

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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.