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Finding the Fourth Proportional to 79,726.17, 110,027.13 and 43,916.16

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Solution

The fourth proportional to 79,726.17, 110,027.13 and 43,916.16 is: 60,607.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,726.17 : 110,027.13 = 43,916.16 : x
  2. Step 2: Convert to fraction form
    79,726.17/110,027.13 = 43,916.16/x
  3. Step 3: Cross multiply
    79,726.17x = 110,027.13 × 43,916.16
  4. Step 4: Simplify right side
    79,726.17x = 4,831,969,045.42
  5. Step 5: Solve for x
    x = 4,831,969,045.42/79,726.17
  6. Step 6: Final answer
    x = 60,607.06

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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.