Home / 70,630.29-105,935.94-26,250.93

Finding the Fourth Proportional to 70,630.29, 105,935.94 and 26,250.93

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Solution

The fourth proportional to 70,630.29, 105,935.94 and 26,250.93 is: 39,372.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,630.29 : 105,935.94 = 26,250.93 : x
  2. Step 2: Convert to fraction form
    70,630.29/105,935.94 = 26,250.93/x
  3. Step 3: Cross multiply
    70,630.29x = 105,935.94 × 26,250.93
  4. Step 4: Simplify right side
    70,630.29x = 2,780,916,945.42
  5. Step 5: Solve for x
    x = 2,780,916,945.42/70,630.29
  6. Step 6: Final answer
    x = 39,372.87

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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.