Home / 144,221.74-216,038.84-117,662.38

Finding the Fourth Proportional to 144,221.74, 216,038.84 and 117,662.38

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Solution

The fourth proportional to 144,221.74, 216,038.84 and 117,662.38 is: 176,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,221.74 : 216,038.84 = 117,662.38 : x
  2. Step 2: Convert to fraction form
    144,221.74/216,038.84 = 117,662.38/x
  3. Step 3: Cross multiply
    144,221.74x = 216,038.84 × 117,662.38
  4. Step 4: Simplify right side
    144,221.74x = 25,419,644,086.84
  5. Step 5: Solve for x
    x = 25,419,644,086.84/144,221.74
  6. Step 6: Final answer
    x = 176,253.90

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1.5x scale

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.