Home / 42,340.18-63,497.30-29,276.50

Finding the Fourth Proportional to 42,340.18, 63,497.30 and 29,276.50

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Solution

The fourth proportional to 42,340.18, 63,497.30 and 29,276.50 is: 43,905.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,340.18 : 63,497.30 = 29,276.50 : x
  2. Step 2: Convert to fraction form
    42,340.18/63,497.30 = 29,276.50/x
  3. Step 3: Cross multiply
    42,340.18x = 63,497.30 × 29,276.50
  4. Step 4: Simplify right side
    42,340.18x = 1,858,978,703.45
  5. Step 5: Solve for x
    x = 1,858,978,703.45/42,340.18
  6. Step 6: Final answer
    x = 43,905.78

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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.