Home / 63,178.72-87,186.66-34,884.64

Finding the Fourth Proportional to 63,178.72, 87,186.66 and 34,884.64

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Solution

The fourth proportional to 63,178.72, 87,186.66 and 34,884.64 is: 48,140.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,178.72 : 87,186.66 = 34,884.64 : x
  2. Step 2: Convert to fraction form
    63,178.72/87,186.66 = 34,884.64/x
  3. Step 3: Cross multiply
    63,178.72x = 87,186.66 × 34,884.64
  4. Step 4: Simplify right side
    63,178.72x = 3,041,475,246.90
  5. Step 5: Solve for x
    x = 3,041,475,246.90/63,178.72
  6. Step 6: Final answer
    x = 48,140.82

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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.