Home / 113,256.80-169,820.40-34,359.20

Finding the Fourth Proportional to 113,256.80, 169,820.40 and 34,359.20

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Solution

The fourth proportional to 113,256.80, 169,820.40 and 34,359.20 is: 51,519.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,256.80 : 169,820.40 = 34,359.20 : x
  2. Step 2: Convert to fraction form
    113,256.80/169,820.40 = 34,359.20/x
  3. Step 3: Cross multiply
    113,256.80x = 169,820.40 × 34,359.20
  4. Step 4: Simplify right side
    113,256.80x = 5,834,893,087.68
  5. Step 5: Solve for x
    x = 5,834,893,087.68/113,256.80
  6. Step 6: Final answer
    x = 51,519.14

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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.