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Finding the Third Proportional to 90,060 and 141,270.94

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Solution

The third proportional to 90,060 and 141,270.94 is: 221,602.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,060 : 141,270.94 = 141,270.94 : x
  2. Step 2: Convert to fraction form
    90,060/141,270.94 = 141,270.94/x
  3. Step 3: Cross multiply
    90,060x = 141,270.94 × 141,270.94
  4. Step 4: Simplify right side
    90,060x = 19,957,477,782.13
  5. Step 5: Solve for x
    x = 19,957,477,782.13/90,060
  6. Step 6: Final answer
    x = 221,602.02

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.