Home / 51,770.49-71,426.09-42,193.91

Finding the Fourth Proportional to 51,770.49, 71,426.09 and 42,193.91

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Solution

The fourth proportional to 51,770.49, 71,426.09 and 42,193.91 is: 58,213.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,770.49 : 71,426.09 = 42,193.91 : x
  2. Step 2: Convert to fraction form
    51,770.49/71,426.09 = 42,193.91/x
  3. Step 3: Cross multiply
    51,770.49x = 71,426.09 × 42,193.91
  4. Step 4: Simplify right side
    51,770.49x = 3,013,746,013.11
  5. Step 5: Solve for x
    x = 3,013,746,013.11/51,770.49
  6. Step 6: Final answer
    x = 58,213.59

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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.