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Finding the Fourth Proportional to 45,189, 62,356.34 and 26,070.52

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Solution

The fourth proportional to 45,189, 62,356.34 and 26,070.52 is: 35,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,189 : 62,356.34 = 26,070.52 : x
  2. Step 2: Convert to fraction form
    45,189/62,356.34 = 26,070.52/x
  3. Step 3: Cross multiply
    45,189x = 62,356.34 × 26,070.52
  4. Step 4: Simplify right side
    45,189x = 1,625,662,209.10
  5. Step 5: Solve for x
    x = 1,625,662,209.10/45,189
  6. Step 6: Final answer
    x = 35,974.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.