Home / 94,717.15-130,709.40-52,275.38

Finding the Fourth Proportional to 94,717.15, 130,709.40 and 52,275.38

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Solution

The fourth proportional to 94,717.15, 130,709.40 and 52,275.38 is: 72,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,717.15 : 130,709.40 = 52,275.38 : x
  2. Step 2: Convert to fraction form
    94,717.15/130,709.40 = 52,275.38/x
  3. Step 3: Cross multiply
    94,717.15x = 130,709.40 × 52,275.38
  4. Step 4: Simplify right side
    94,717.15x = 6,832,882,704.99
  5. Step 5: Solve for x
    x = 6,832,882,704.99/94,717.15
  6. Step 6: Final answer
    x = 72,139.87

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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.