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Finding the Fourth Proportional to 160,842.60, 241,322.40 and 55,672.20

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Solution

The fourth proportional to 160,842.60, 241,322.40 and 55,672.20 is: 83,528.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,842.60 : 241,322.40 = 55,672.20 : x
  2. Step 2: Convert to fraction form
    160,842.60/241,322.40 = 55,672.20/x
  3. Step 3: Cross multiply
    160,842.60x = 241,322.40 × 55,672.20
  4. Step 4: Simplify right side
    160,842.60x = 13,434,948,917.28
  5. Step 5: Solve for x
    x = 13,434,948,917.28/160,842.60
  6. Step 6: Final answer
    x = 83,528.55

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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.