Home / 63,171.60-87,175.08-34,875.28

Finding the Fourth Proportional to 63,171.60, 87,175.08 and 34,875.28

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Solution

The fourth proportional to 63,171.60, 87,175.08 and 34,875.28 is: 48,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,171.60 : 87,175.08 = 34,875.28 : x
  2. Step 2: Convert to fraction form
    63,171.60/87,175.08 = 34,875.28/x
  3. Step 3: Cross multiply
    63,171.60x = 87,175.08 × 34,875.28
  4. Step 4: Simplify right side
    63,171.60x = 3,040,255,324.02
  5. Step 5: Solve for x
    x = 3,040,255,324.02/63,171.60
  6. Step 6: Final answer
    x = 48,126.93

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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.