Home / 136,113.88-204,154.62-36,281.56

Finding the Fourth Proportional to 136,113.88, 204,154.62 and 36,281.56

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Solution

The fourth proportional to 136,113.88, 204,154.62 and 36,281.56 is: 54,418.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,113.88 : 204,154.62 = 36,281.56 : x
  2. Step 2: Convert to fraction form
    136,113.88/204,154.62 = 36,281.56/x
  3. Step 3: Cross multiply
    136,113.88x = 204,154.62 × 36,281.56
  4. Step 4: Simplify right side
    136,113.88x = 7,407,048,094.81
  5. Step 5: Solve for x
    x = 7,407,048,094.81/136,113.88
  6. Step 6: Final answer
    x = 54,418.02

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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.