Home / 187,917.24-259,358.94-112,465.56

Finding the Fourth Proportional to 187,917.24, 259,358.94 and 112,465.56

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Solution

The fourth proportional to 187,917.24, 259,358.94 and 112,465.56 is: 155,222.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,917.24 : 259,358.94 = 112,465.56 : x
  2. Step 2: Convert to fraction form
    187,917.24/259,358.94 = 112,465.56/x
  3. Step 3: Cross multiply
    187,917.24x = 259,358.94 × 112,465.56
  4. Step 4: Simplify right side
    187,917.24x = 29,168,948,428.11
  5. Step 5: Solve for x
    x = 29,168,948,428.11/187,917.24
  6. Step 6: Final answer
    x = 155,222.31

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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.