Home / 52,308.78-72,184.60-29,649.86

Finding the Fourth Proportional to 52,308.78, 72,184.60 and 29,649.86

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Solution

The fourth proportional to 52,308.78, 72,184.60 and 29,649.86 is: 40,915.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,308.78 : 72,184.60 = 29,649.86 : x
  2. Step 2: Convert to fraction form
    52,308.78/72,184.60 = 29,649.86/x
  3. Step 3: Cross multiply
    52,308.78x = 72,184.60 × 29,649.86
  4. Step 4: Simplify right side
    52,308.78x = 2,140,263,284.16
  5. Step 5: Solve for x
    x = 2,140,263,284.16/52,308.78
  6. Step 6: Final answer
    x = 40,915.95

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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.