Home / 94,139.16-141,178.83-30,944.70

Finding the Fourth Proportional to 94,139.16, 141,178.83 and 30,944.70

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Solution

The fourth proportional to 94,139.16, 141,178.83 and 30,944.70 is: 46,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,139.16 : 141,178.83 = 30,944.70 : x
  2. Step 2: Convert to fraction form
    94,139.16/141,178.83 = 30,944.70/x
  3. Step 3: Cross multiply
    94,139.16x = 141,178.83 × 30,944.70
  4. Step 4: Simplify right side
    94,139.16x = 4,368,736,540.70
  5. Step 5: Solve for x
    x = 4,368,736,540.70/94,139.16
  6. Step 6: Final answer
    x = 46,407.22

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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.