Home / 67,084.08-92,570.56-38,791.56

Finding the Fourth Proportional to 67,084.08, 92,570.56 and 38,791.56

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Solution

The fourth proportional to 67,084.08, 92,570.56 and 38,791.56 is: 53,529.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,084.08 : 92,570.56 = 38,791.56 : x
  2. Step 2: Convert to fraction form
    67,084.08/92,570.56 = 38,791.56/x
  3. Step 3: Cross multiply
    67,084.08x = 92,570.56 × 38,791.56
  4. Step 4: Simplify right side
    67,084.08x = 3,590,956,432.47
  5. Step 5: Solve for x
    x = 3,590,956,432.47/67,084.08
  6. Step 6: Final answer
    x = 53,529.19

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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.