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Finding the Fourth Proportional to 42,649.29, 63,973.94 and 41,482.89

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Solution

The fourth proportional to 42,649.29, 63,973.94 and 41,482.89 is: 62,224.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,649.29 : 63,973.94 = 41,482.89 : x
  2. Step 2: Convert to fraction form
    42,649.29/63,973.94 = 41,482.89/x
  3. Step 3: Cross multiply
    42,649.29x = 63,973.94 × 41,482.89
  4. Step 4: Simplify right side
    42,649.29x = 2,653,823,708.47
  5. Step 5: Solve for x
    x = 2,653,823,708.47/42,649.29
  6. Step 6: Final answer
    x = 62,224.34

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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.