Home / 63,065.18-87,029.51-34,770.86

Finding the Fourth Proportional to 63,065.18, 87,029.51 and 34,770.86

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Solution

The fourth proportional to 63,065.18, 87,029.51 and 34,770.86 is: 47,983.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,065.18 : 87,029.51 = 34,770.86 : x
  2. Step 2: Convert to fraction form
    63,065.18/87,029.51 = 34,770.86/x
  3. Step 3: Cross multiply
    63,065.18x = 87,029.51 × 34,770.86
  4. Step 4: Simplify right side
    63,065.18x = 3,026,091,212.58
  5. Step 5: Solve for x
    x = 3,026,091,212.58/63,065.18
  6. Step 6: Final answer
    x = 47,983.55

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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.