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Finding the Fourth Proportional to 160,844.60, 241,461.30 and 159,678.20

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Solution

The fourth proportional to 160,844.60, 241,461.30 and 159,678.20 is: 239,710.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,844.60 : 241,461.30 = 159,678.20 : x
  2. Step 2: Convert to fraction form
    160,844.60/241,461.30 = 159,678.20/x
  3. Step 3: Cross multiply
    160,844.60x = 241,461.30 × 159,678.20
  4. Step 4: Simplify right side
    160,844.60x = 38,556,105,753.66
  5. Step 5: Solve for x
    x = 38,556,105,753.66/160,844.60
  6. Step 6: Final answer
    x = 239,710.29

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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.