Home / 63,147.92-87,143.69-34,853.60

Finding the Fourth Proportional to 63,147.92, 87,143.69 and 34,853.60

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Solution

The fourth proportional to 63,147.92, 87,143.69 and 34,853.60 is: 48,097.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,147.92 : 87,143.69 = 34,853.60 : x
  2. Step 2: Convert to fraction form
    63,147.92/87,143.69 = 34,853.60/x
  3. Step 3: Cross multiply
    63,147.92x = 87,143.69 × 34,853.60
  4. Step 4: Simplify right side
    63,147.92x = 3,037,270,703.80
  5. Step 5: Solve for x
    x = 3,037,270,703.80/63,147.92
  6. Step 6: Final answer
    x = 48,097.72

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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.