Home / 255,109.92-382,649.39-95,155.02

Finding the Fourth Proportional to 255,109.92, 382,649.39 and 95,155.02

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Solution

The fourth proportional to 255,109.92, 382,649.39 and 95,155.02 is: 142,726.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,109.92 : 382,649.39 = 95,155.02 : x
  2. Step 2: Convert to fraction form
    255,109.92/382,649.39 = 95,155.02/x
  3. Step 3: Cross multiply
    255,109.92x = 382,649.39 × 95,155.02
  4. Step 4: Simplify right side
    255,109.92x = 36,411,009,882.66
  5. Step 5: Solve for x
    x = 36,411,009,882.66/255,109.92
  6. Step 6: Final answer
    x = 142,726.75

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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.