Home / 45,293.40-67,851.72-29,663.64

Finding the Fourth Proportional to 45,293.40, 67,851.72 and 29,663.64

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Solution

The fourth proportional to 45,293.40, 67,851.72 and 29,663.64 is: 44,437.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,293.40 : 67,851.72 = 29,663.64 : x
  2. Step 2: Convert to fraction form
    45,293.40/67,851.72 = 29,663.64/x
  3. Step 3: Cross multiply
    45,293.40x = 67,851.72 × 29,663.64
  4. Step 4: Simplify right side
    45,293.40x = 2,012,728,995.46
  5. Step 5: Solve for x
    x = 2,012,728,995.46/45,293.40
  6. Step 6: Final answer
    x = 44,437.58

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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.