Home / 80,886.98-121,330.78-24,726.88

Finding the Fourth Proportional to 80,886.98, 121,330.78 and 24,726.88

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Solution

The fourth proportional to 80,886.98, 121,330.78 and 24,726.88 is: 37,090.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,886.98 : 121,330.78 = 24,726.88 : x
  2. Step 2: Convert to fraction form
    80,886.98/121,330.78 = 24,726.88/x
  3. Step 3: Cross multiply
    80,886.98x = 121,330.78 × 24,726.88
  4. Step 4: Simplify right side
    80,886.98x = 3,000,131,637.37
  5. Step 5: Solve for x
    x = 3,000,131,637.37/80,886.98
  6. Step 6: Final answer
    x = 37,090.41

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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.