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Finding the Third Proportional to 68,931.56 and 93,547.13

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Solution

The third proportional to 68,931.56 and 93,547.13 is: 126,952.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,931.56 : 93,547.13 = 93,547.13 : x
  2. Step 2: Convert to fraction form
    68,931.56/93,547.13 = 93,547.13/x
  3. Step 3: Cross multiply
    68,931.56x = 93,547.13 × 93,547.13
  4. Step 4: Simplify right side
    68,931.56x = 8,751,064,595.77
  5. Step 5: Solve for x
    x = 8,751,064,595.77/68,931.56
  6. Step 6: Final answer
    x = 126,952.94

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.