Home / 146,020.92-219,031.38-57,316.20

Finding the Fourth Proportional to 146,020.92, 219,031.38 and 57,316.20

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Solution

The fourth proportional to 146,020.92, 219,031.38 and 57,316.20 is: 85,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,020.92 : 219,031.38 = 57,316.20 : x
  2. Step 2: Convert to fraction form
    146,020.92/219,031.38 = 57,316.20/x
  3. Step 3: Cross multiply
    146,020.92x = 219,031.38 × 57,316.20
  4. Step 4: Simplify right side
    146,020.92x = 12,554,046,382.36
  5. Step 5: Solve for x
    x = 12,554,046,382.36/146,020.92
  6. Step 6: Final answer
    x = 85,974.30

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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.