Home / 272,587.47-376,170.66-151,726.17

Finding the Fourth Proportional to 272,587.47, 376,170.66 and 151,726.17

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Solution

The fourth proportional to 272,587.47, 376,170.66 and 151,726.17 is: 209,382.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,587.47 : 376,170.66 = 151,726.17 : x
  2. Step 2: Convert to fraction form
    272,587.47/376,170.66 = 151,726.17/x
  3. Step 3: Cross multiply
    272,587.47x = 376,170.66 × 151,726.17
  4. Step 4: Simplify right side
    272,587.47x = 57,074,933,508.17
  5. Step 5: Solve for x
    x = 57,074,933,508.17/272,587.47
  6. Step 6: Final answer
    x = 209,382.09

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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.