Home / 51,862.65-71,419.87-45,053.58

Finding the Fourth Proportional to 51,862.65, 71,419.87 and 45,053.58

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Solution

The fourth proportional to 51,862.65, 71,419.87 and 45,053.58 is: 62,043.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,862.65 : 71,419.87 = 45,053.58 : x
  2. Step 2: Convert to fraction form
    51,862.65/71,419.87 = 45,053.58/x
  3. Step 3: Cross multiply
    51,862.65x = 71,419.87 × 45,053.58
  4. Step 4: Simplify right side
    51,862.65x = 3,217,721,150.78
  5. Step 5: Solve for x
    x = 3,217,721,150.78/51,862.65
  6. Step 6: Final answer
    x = 62,043.13

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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.