Home / 51,851.64-77,660.76-36,338.52

Finding the Fourth Proportional to 51,851.64, 77,660.76 and 36,338.52

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Solution

The fourth proportional to 51,851.64, 77,660.76 and 36,338.52 is: 54,425.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,851.64 : 77,660.76 = 36,338.52 : x
  2. Step 2: Convert to fraction form
    51,851.64/77,660.76 = 36,338.52/x
  3. Step 3: Cross multiply
    51,851.64x = 77,660.76 × 36,338.52
  4. Step 4: Simplify right side
    51,851.64x = 2,822,077,080.48
  5. Step 5: Solve for x
    x = 2,822,077,080.48/51,851.64
  6. Step 6: Final answer
    x = 54,425.99

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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.