Home / 63,148.91-87,145.06-34,854.60

Finding the Fourth Proportional to 63,148.91, 87,145.06 and 34,854.60

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Solution

The fourth proportional to 63,148.91, 87,145.06 and 34,854.60 is: 48,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,148.91 : 87,145.06 = 34,854.60 : x
  2. Step 2: Convert to fraction form
    63,148.91/87,145.06 = 34,854.60/x
  3. Step 3: Cross multiply
    63,148.91x = 87,145.06 × 34,854.60
  4. Step 4: Simplify right side
    63,148.91x = 3,037,405,772.55
  5. Step 5: Solve for x
    x = 3,037,405,772.55/63,148.91
  6. Step 6: Final answer
    x = 48,099.10

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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.