Home / 63,108.59-87,088.64-34,428.44

Finding the Fourth Proportional to 63,108.59, 87,088.64 and 34,428.44

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Solution

The fourth proportional to 63,108.59, 87,088.64 and 34,428.44 is: 47,510.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,108.59 : 87,088.64 = 34,428.44 : x
  2. Step 2: Convert to fraction form
    63,108.59/87,088.64 = 34,428.44/x
  3. Step 3: Cross multiply
    63,108.59x = 87,088.64 × 34,428.44
  4. Step 4: Simplify right side
    63,108.59x = 2,998,326,062.50
  5. Step 5: Solve for x
    x = 2,998,326,062.50/63,108.59
  6. Step 6: Final answer
    x = 47,510.59

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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.