Home / 63,278.68-87,321.09-34,982.50

Finding the Fourth Proportional to 63,278.68, 87,321.09 and 34,982.50

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Solution

The fourth proportional to 63,278.68, 87,321.09 and 34,982.50 is: 48,273.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,278.68 : 87,321.09 = 34,982.50 : x
  2. Step 2: Convert to fraction form
    63,278.68/87,321.09 = 34,982.50/x
  3. Step 3: Cross multiply
    63,278.68x = 87,321.09 × 34,982.50
  4. Step 4: Simplify right side
    63,278.68x = 3,054,710,030.93
  5. Step 5: Solve for x
    x = 3,054,710,030.93/63,278.68
  6. Step 6: Final answer
    x = 48,273.92

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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.