Home / 91,516.94-137,364.17-44,165.35

Finding the Fourth Proportional to 91,516.94, 137,364.17 and 44,165.35

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Solution

The fourth proportional to 91,516.94, 137,364.17 and 44,165.35 is: 66,290.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,516.94 : 137,364.17 = 44,165.35 : x
  2. Step 2: Convert to fraction form
    91,516.94/137,364.17 = 44,165.35/x
  3. Step 3: Cross multiply
    91,516.94x = 137,364.17 × 44,165.35
  4. Step 4: Simplify right side
    91,516.94x = 6,066,736,927.63
  5. Step 5: Solve for x
    x = 6,066,736,927.63/91,516.94
  6. Step 6: Final answer
    x = 66,290.87

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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.