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Finding the Third Proportional to 122,547.94 and 187,330.22

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Solution

The third proportional to 122,547.94 and 187,330.22 is: 286,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,547.94 : 187,330.22 = 187,330.22 : x
  2. Step 2: Convert to fraction form
    122,547.94/187,330.22 = 187,330.22/x
  3. Step 3: Cross multiply
    122,547.94x = 187,330.22 × 187,330.22
  4. Step 4: Simplify right side
    122,547.94x = 35,092,610,856.92
  5. Step 5: Solve for x
    x = 35,092,610,856.92/122,547.94
  6. Step 6: Final answer
    x = 286,358.23

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.