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Finding the Third Proportional to 61,440 and 93,376

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Solution

The third proportional to 61,440 and 93,376 is: 141,912.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,440 : 93,376 = 93,376 : x
  2. Step 2: Convert to fraction form
    61,440/93,376 = 93,376/x
  3. Step 3: Cross multiply
    61,440x = 93,376 × 93,376
  4. Step 4: Simplify right side
    61,440x = 8,719,077,376
  5. Step 5: Solve for x
    x = 8,719,077,376/61,440
  6. Step 6: Final answer
    x = 141,912.07

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.