Home / 94,145.09-129,882.66-60,144.76

Finding the Fourth Proportional to 94,145.09, 129,882.66 and 60,144.76

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Solution

The fourth proportional to 94,145.09, 129,882.66 and 60,144.76 is: 82,975.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,145.09 : 129,882.66 = 60,144.76 : x
  2. Step 2: Convert to fraction form
    94,145.09/129,882.66 = 60,144.76/x
  3. Step 3: Cross multiply
    94,145.09x = 129,882.66 × 60,144.76
  4. Step 4: Simplify right side
    94,145.09x = 7,811,760,463.72
  5. Step 5: Solve for x
    x = 7,811,760,463.72/94,145.09
  6. Step 6: Final answer
    x = 82,975.77

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1.5x scale

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.