Home / 109,862.20-164,574.60-57,301.30

Finding the Fourth Proportional to 109,862.20, 164,574.60 and 57,301.30

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Solution

The fourth proportional to 109,862.20, 164,574.60 and 57,301.30 is: 85,837.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,862.20 : 164,574.60 = 57,301.30 : x
  2. Step 2: Convert to fraction form
    109,862.20/164,574.60 = 57,301.30/x
  3. Step 3: Cross multiply
    109,862.20x = 164,574.60 × 57,301.30
  4. Step 4: Simplify right side
    109,862.20x = 9,430,338,526.98
  5. Step 5: Solve for x
    x = 9,430,338,526.98/109,862.20
  6. Step 6: Final answer
    x = 85,837.88

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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.