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Finding the Fourth Proportional to 94,466.71, 141,008.91 and 83,257.01

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Solution

The fourth proportional to 94,466.71, 141,008.91 and 83,257.01 is: 124,276.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,466.71 : 141,008.91 = 83,257.01 : x
  2. Step 2: Convert to fraction form
    94,466.71/141,008.91 = 83,257.01/x
  3. Step 3: Cross multiply
    94,466.71x = 141,008.91 × 83,257.01
  4. Step 4: Simplify right side
    94,466.71x = 11,739,981,120.06
  5. Step 5: Solve for x
    x = 11,739,981,120.06/94,466.71
  6. Step 6: Final answer
    x = 124,276.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.