Home / 159,024.07-219,454.92-86,426.96

Finding the Fourth Proportional to 159,024.07, 219,454.92 and 86,426.96

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Solution

The fourth proportional to 159,024.07, 219,454.92 and 86,426.96 is: 119,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,024.07 : 219,454.92 = 86,426.96 : x
  2. Step 2: Convert to fraction form
    159,024.07/219,454.92 = 86,426.96/x
  3. Step 3: Cross multiply
    159,024.07x = 219,454.92 × 86,426.96
  4. Step 4: Simplify right side
    159,024.07x = 18,966,821,592.64
  5. Step 5: Solve for x
    x = 18,966,821,592.64/159,024.07
  6. Step 6: Final answer
    x = 119,270.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.