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Finding the Fourth Proportional to 173,505.60, 260,841.60 and 147,844.80

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Solution

The fourth proportional to 173,505.60, 260,841.60 and 147,844.80 is: 222,264.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,505.60 : 260,841.60 = 147,844.80 : x
  2. Step 2: Convert to fraction form
    173,505.60/260,841.60 = 147,844.80/x
  3. Step 3: Cross multiply
    173,505.60x = 260,841.60 × 147,844.80
  4. Step 4: Simplify right side
    173,505.60x = 38,564,074,183.68
  5. Step 5: Solve for x
    x = 38,564,074,183.68/173,505.60
  6. Step 6: Final answer
    x = 222,264.15

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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.