Home / 255,254.40-352,259.28-140,545.17

Finding the Fourth Proportional to 255,254.40, 352,259.28 and 140,545.17

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Solution

The fourth proportional to 255,254.40, 352,259.28 and 140,545.17 is: 193,956.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,254.40 : 352,259.28 = 140,545.17 : x
  2. Step 2: Convert to fraction form
    255,254.40/352,259.28 = 140,545.17/x
  3. Step 3: Cross multiply
    255,254.40x = 352,259.28 × 140,545.17
  4. Step 4: Simplify right side
    255,254.40x = 49,508,340,391.68
  5. Step 5: Solve for x
    x = 49,508,340,391.68/255,254.40
  6. Step 6: Final answer
    x = 193,956.85

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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.