Home / 250,079.06-345,109.11-136,901.81

Finding the Fourth Proportional to 250,079.06, 345,109.11 and 136,901.81

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Solution

The fourth proportional to 250,079.06, 345,109.11 and 136,901.81 is: 188,924.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,079.06 : 345,109.11 = 136,901.81 : x
  2. Step 2: Convert to fraction form
    250,079.06/345,109.11 = 136,901.81/x
  3. Step 3: Cross multiply
    250,079.06x = 345,109.11 × 136,901.81
  4. Step 4: Simplify right side
    250,079.06x = 47,246,062,155.88
  5. Step 5: Solve for x
    x = 47,246,062,155.88/250,079.06
  6. Step 6: Final answer
    x = 188,924.50

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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.