Home / 160,000.20-239,417.10-146,003.40

Finding the Fourth Proportional to 160,000.20, 239,417.10 and 146,003.40

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Solution

The fourth proportional to 160,000.20, 239,417.10 and 146,003.40 is: 218,472.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,000.20 : 239,417.10 = 146,003.40 : x
  2. Step 2: Convert to fraction form
    160,000.20/239,417.10 = 146,003.40/x
  3. Step 3: Cross multiply
    160,000.20x = 239,417.10 × 146,003.40
  4. Step 4: Simplify right side
    160,000.20x = 34,955,710,618.14
  5. Step 5: Solve for x
    x = 34,955,710,618.14/160,000.20
  6. Step 6: Final answer
    x = 218,472.92

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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.