Home / 51,891.16-71,545.30-43,281.22

Finding the Fourth Proportional to 51,891.16, 71,545.30 and 43,281.22

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Solution

The fourth proportional to 51,891.16, 71,545.30 and 43,281.22 is: 59,674.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,891.16 : 71,545.30 = 43,281.22 : x
  2. Step 2: Convert to fraction form
    51,891.16/71,545.30 = 43,281.22/x
  3. Step 3: Cross multiply
    51,891.16x = 71,545.30 × 43,281.22
  4. Step 4: Simplify right side
    51,891.16x = 3,096,567,869.27
  5. Step 5: Solve for x
    x = 3,096,567,869.27/51,891.16
  6. Step 6: Final answer
    x = 59,674.28

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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.