Home / 69,102.47-95,363.25-38,888.87

Finding the Fourth Proportional to 69,102.47, 95,363.25 and 38,888.87

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Solution

The fourth proportional to 69,102.47, 95,363.25 and 38,888.87 is: 53,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,102.47 : 95,363.25 = 38,888.87 : x
  2. Step 2: Convert to fraction form
    69,102.47/95,363.25 = 38,888.87/x
  3. Step 3: Cross multiply
    69,102.47x = 95,363.25 × 38,888.87
  4. Step 4: Simplify right side
    69,102.47x = 3,708,569,032.03
  5. Step 5: Solve for x
    x = 3,708,569,032.03/69,102.47
  6. Step 6: Final answer
    x = 53,667.68

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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.