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Finding the Third Proportional to 56,526 and 90,348

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Solution

The third proportional to 56,526 and 90,348 is: 144,407.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,526 : 90,348 = 90,348 : x
  2. Step 2: Convert to fraction form
    56,526/90,348 = 90,348/x
  3. Step 3: Cross multiply
    56,526x = 90,348 × 90,348
  4. Step 4: Simplify right side
    56,526x = 8,162,761,104
  5. Step 5: Solve for x
    x = 8,162,761,104/56,526
  6. Step 6: Final answer
    x = 144,407.19

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.