Home / 117,139.35-175,584.63-60,923.20

Finding the Fourth Proportional to 117,139.35, 175,584.63 and 60,923.20

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Solution

The fourth proportional to 117,139.35, 175,584.63 and 60,923.20 is: 91,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,139.35 : 175,584.63 = 60,923.20 : x
  2. Step 2: Convert to fraction form
    117,139.35/175,584.63 = 60,923.20/x
  3. Step 3: Cross multiply
    117,139.35x = 175,584.63 × 60,923.20
  4. Step 4: Simplify right side
    117,139.35x = 10,697,177,530.42
  5. Step 5: Solve for x
    x = 10,697,177,530.42/117,139.35
  6. Step 6: Final answer
    x = 91,320.10

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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.