Home / 63,731.21-87,946.29-38,252.66

Finding the Fourth Proportional to 63,731.21, 87,946.29 and 38,252.66

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Solution

The fourth proportional to 63,731.21, 87,946.29 and 38,252.66 is: 52,787.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,731.21 : 87,946.29 = 38,252.66 : x
  2. Step 2: Convert to fraction form
    63,731.21/87,946.29 = 38,252.66/x
  3. Step 3: Cross multiply
    63,731.21x = 87,946.29 × 38,252.66
  4. Step 4: Simplify right side
    63,731.21x = 3,364,179,089.90
  5. Step 5: Solve for x
    x = 3,364,179,089.90/63,731.21
  6. Step 6: Final answer
    x = 52,787.00

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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.