Home / 63,251.12-87,285.66-34,956.20

Finding the Fourth Proportional to 63,251.12, 87,285.66 and 34,956.20

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Solution

The fourth proportional to 63,251.12, 87,285.66 and 34,956.20 is: 48,239.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,251.12 : 87,285.66 = 34,956.20 : x
  2. Step 2: Convert to fraction form
    63,251.12/87,285.66 = 34,956.20/x
  3. Step 3: Cross multiply
    63,251.12x = 87,285.66 × 34,956.20
  4. Step 4: Simplify right side
    63,251.12x = 3,051,174,988.09
  5. Step 5: Solve for x
    x = 3,051,174,988.09/63,251.12
  6. Step 6: Final answer
    x = 48,239.07

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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.