Home / 62,932.31-94,310.28-31,312.40

Finding the Fourth Proportional to 62,932.31, 94,310.28 and 31,312.40

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Solution

The fourth proportional to 62,932.31, 94,310.28 and 31,312.40 is: 46,924.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,932.31 : 94,310.28 = 31,312.40 : x
  2. Step 2: Convert to fraction form
    62,932.31/94,310.28 = 31,312.40/x
  3. Step 3: Cross multiply
    62,932.31x = 94,310.28 × 31,312.40
  4. Step 4: Simplify right side
    62,932.31x = 2,953,080,739.92
  5. Step 5: Solve for x
    x = 2,953,080,739.92/62,932.31
  6. Step 6: Final answer
    x = 46,924.72

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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.