Home / 63,214.56-87,236.04-34,920.12

Finding the Fourth Proportional to 63,214.56, 87,236.04 and 34,920.12

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Solution

The fourth proportional to 63,214.56, 87,236.04 and 34,920.12 is: 48,189.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,214.56 : 87,236.04 = 34,920.12 : x
  2. Step 2: Convert to fraction form
    63,214.56/87,236.04 = 34,920.12/x
  3. Step 3: Cross multiply
    63,214.56x = 87,236.04 × 34,920.12
  4. Step 4: Simplify right side
    63,214.56x = 3,046,292,985.12
  5. Step 5: Solve for x
    x = 3,046,292,985.12/63,214.56
  6. Step 6: Final answer
    x = 48,189.74

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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.