Home / 170,061.20-255,083.70-57,730.40

Finding the Fourth Proportional to 170,061.20, 255,083.70 and 57,730.40

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Solution

The fourth proportional to 170,061.20, 255,083.70 and 57,730.40 is: 86,592.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,061.20 : 255,083.70 = 57,730.40 : x
  2. Step 2: Convert to fraction form
    170,061.20/255,083.70 = 57,730.40/x
  3. Step 3: Cross multiply
    170,061.20x = 255,083.70 × 57,730.40
  4. Step 4: Simplify right side
    170,061.20x = 14,726,084,034.48
  5. Step 5: Solve for x
    x = 14,726,084,034.48/170,061.20
  6. Step 6: Final answer
    x = 86,592.85

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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.