Home / 84,726.36-127,079.82-22,401.72

Finding the Fourth Proportional to 84,726.36, 127,079.82 and 22,401.72

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Solution

The fourth proportional to 84,726.36, 127,079.82 and 22,401.72 is: 33,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726.36 : 127,079.82 = 22,401.72 : x
  2. Step 2: Convert to fraction form
    84,726.36/127,079.82 = 22,401.72/x
  3. Step 3: Cross multiply
    84,726.36x = 127,079.82 × 22,401.72
  4. Step 4: Simplify right side
    84,726.36x = 2,846,806,545.29
  5. Step 5: Solve for x
    x = 2,846,806,545.29/84,726.36
  6. Step 6: Final answer
    x = 33,600.01

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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.