Home / 92,041.42-137,974.64-58,667.80

Finding the Fourth Proportional to 92,041.42, 137,974.64 and 58,667.80

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Solution

The fourth proportional to 92,041.42, 137,974.64 and 58,667.80 is: 87,945.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,041.42 : 137,974.64 = 58,667.80 : x
  2. Step 2: Convert to fraction form
    92,041.42/137,974.64 = 58,667.80/x
  3. Step 3: Cross multiply
    92,041.42x = 137,974.64 × 58,667.80
  4. Step 4: Simplify right side
    92,041.42x = 8,094,668,584.59
  5. Step 5: Solve for x
    x = 8,094,668,584.59/92,041.42
  6. Step 6: Final answer
    x = 87,945.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.