Home / 150,001.40-225,002.10-146,502.20

Finding the Fourth Proportional to 150,001.40, 225,002.10 and 146,502.20

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Solution

The fourth proportional to 150,001.40, 225,002.10 and 146,502.20 is: 219,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,001.40 : 225,002.10 = 146,502.20 : x
  2. Step 2: Convert to fraction form
    150,001.40/225,002.10 = 146,502.20/x
  3. Step 3: Cross multiply
    150,001.40x = 225,002.10 × 146,502.20
  4. Step 4: Simplify right side
    150,001.40x = 32,963,302,654.62
  5. Step 5: Solve for x
    x = 32,963,302,654.62/150,001.40
  6. Step 6: Final answer
    x = 219,753.30

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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.