Home / 52,367.64-72,270-48,677.28

Finding the Fourth Proportional to 52,367.64, 72,270 and 48,677.28

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Solution

The fourth proportional to 52,367.64, 72,270 and 48,677.28 is: 67,177.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,367.64 : 72,270 = 48,677.28 : x
  2. Step 2: Convert to fraction form
    52,367.64/72,270 = 48,677.28/x
  3. Step 3: Cross multiply
    52,367.64x = 72,270 × 48,677.28
  4. Step 4: Simplify right side
    52,367.64x = 3,517,907,025.60
  5. Step 5: Solve for x
    x = 3,517,907,025.60/52,367.64
  6. Step 6: Final answer
    x = 67,177.12

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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.