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Finding the Fourth Proportional to 45,064.48, 62,189.12 and 25,192.48

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Solution

The fourth proportional to 45,064.48, 62,189.12 and 25,192.48 is: 34,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,064.48 : 62,189.12 = 25,192.48 : x
  2. Step 2: Convert to fraction form
    45,064.48/62,189.12 = 25,192.48/x
  3. Step 3: Cross multiply
    45,064.48x = 62,189.12 × 25,192.48
  4. Step 4: Simplify right side
    45,064.48x = 1,566,698,161.82
  5. Step 5: Solve for x
    x = 1,566,698,161.82/45,064.48
  6. Step 6: Final answer
    x = 34,765.70

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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.