Home / 113,155.04-169,754.40-43,028.87

Finding the Fourth Proportional to 113,155.04, 169,754.40 and 43,028.87

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Solution

The fourth proportional to 113,155.04, 169,754.40 and 43,028.87 is: 64,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,155.04 : 169,754.40 = 43,028.87 : x
  2. Step 2: Convert to fraction form
    113,155.04/169,754.40 = 43,028.87/x
  3. Step 3: Cross multiply
    113,155.04x = 169,754.40 × 43,028.87
  4. Step 4: Simplify right side
    113,155.04x = 7,304,340,009.53
  5. Step 5: Solve for x
    x = 7,304,340,009.53/113,155.04
  6. Step 6: Final answer
    x = 64,551.61

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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.