Home / 63,177.72-87,185.28-34,883.64

Finding the Fourth Proportional to 63,177.72, 87,185.28 and 34,883.64

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Solution

The fourth proportional to 63,177.72, 87,185.28 and 34,883.64 is: 48,139.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,177.72 : 87,185.28 = 34,883.64 : x
  2. Step 2: Convert to fraction form
    63,177.72/87,185.28 = 34,883.64/x
  3. Step 3: Cross multiply
    63,177.72x = 87,185.28 × 34,883.64
  4. Step 4: Simplify right side
    63,177.72x = 3,041,339,920.82
  5. Step 5: Solve for x
    x = 3,041,339,920.82/63,177.72
  6. Step 6: Final answer
    x = 48,139.44

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1.5x scale

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.