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Finding the Third Proportional to 60,556 and 90,854

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Solution

The third proportional to 60,556 and 90,854 is: 136,311.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,556 : 90,854 = 90,854 : x
  2. Step 2: Convert to fraction form
    60,556/90,854 = 90,854/x
  3. Step 3: Cross multiply
    60,556x = 90,854 × 90,854
  4. Step 4: Simplify right side
    60,556x = 8,254,449,316
  5. Step 5: Solve for x
    x = 8,254,449,316/60,556
  6. Step 6: Final answer
    x = 136,311.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.