Home / 124,559.85-171,891.81-70,844.70

Finding the Fourth Proportional to 124,559.85, 171,891.81 and 70,844.70

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Solution

The fourth proportional to 124,559.85, 171,891.81 and 70,844.70 is: 97,765.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,559.85 : 171,891.81 = 70,844.70 : x
  2. Step 2: Convert to fraction form
    124,559.85/171,891.81 = 70,844.70/x
  3. Step 3: Cross multiply
    124,559.85x = 171,891.81 × 70,844.70
  4. Step 4: Simplify right side
    124,559.85x = 12,177,623,711.91
  5. Step 5: Solve for x
    x = 12,177,623,711.91/124,559.85
  6. Step 6: Final answer
    x = 97,765.24

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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.