Home / 131,862.24-181,976.40-73,726.92

Finding the Fourth Proportional to 131,862.24, 181,976.40 and 73,726.92

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Solution

The fourth proportional to 131,862.24, 181,976.40 and 73,726.92 is: 101,746.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,862.24 : 181,976.40 = 73,726.92 : x
  2. Step 2: Convert to fraction form
    131,862.24/181,976.40 = 73,726.92/x
  3. Step 3: Cross multiply
    131,862.24x = 181,976.40 × 73,726.92
  4. Step 4: Simplify right side
    131,862.24x = 13,416,559,484.69
  5. Step 5: Solve for x
    x = 13,416,559,484.69/131,862.24
  6. Step 6: Final answer
    x = 101,746.79

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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.