Home / 51,862.08-71,419.10-45,053.01

Finding the Fourth Proportional to 51,862.08, 71,419.10 and 45,053.01

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Solution

The fourth proportional to 51,862.08, 71,419.10 and 45,053.01 is: 62,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,862.08 : 71,419.10 = 45,053.01 : x
  2. Step 2: Convert to fraction form
    51,862.08/71,419.10 = 45,053.01/x
  3. Step 3: Cross multiply
    51,862.08x = 71,419.10 × 45,053.01
  4. Step 4: Simplify right side
    51,862.08x = 3,217,645,201.23
  5. Step 5: Solve for x
    x = 3,217,645,201.23/51,862.08
  6. Step 6: Final answer
    x = 62,042.35

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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.