Home / 113,942.69-157,244.09-62,958.70

Finding the Fourth Proportional to 113,942.69, 157,244.09 and 62,958.70

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Solution

The fourth proportional to 113,942.69, 157,244.09 and 62,958.70 is: 86,884.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,942.69 : 157,244.09 = 62,958.70 : x
  2. Step 2: Convert to fraction form
    113,942.69/157,244.09 = 62,958.70/x
  3. Step 3: Cross multiply
    113,942.69x = 157,244.09 × 62,958.70
  4. Step 4: Simplify right side
    113,942.69x = 9,899,883,489.08
  5. Step 5: Solve for x
    x = 9,899,883,489.08/113,942.69
  6. Step 6: Final answer
    x = 86,884.76

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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.