Home / 250,785.11-375,979.75-124,338.17

Finding the Fourth Proportional to 250,785.11, 375,979.75 and 124,338.17

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Solution

The fourth proportional to 250,785.11, 375,979.75 and 124,338.17 is: 186,409.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,785.11 : 375,979.75 = 124,338.17 : x
  2. Step 2: Convert to fraction form
    250,785.11/375,979.75 = 124,338.17/x
  3. Step 3: Cross multiply
    250,785.11x = 375,979.75 × 124,338.17
  4. Step 4: Simplify right side
    250,785.11x = 46,748,634,072.06
  5. Step 5: Solve for x
    x = 46,748,634,072.06/250,785.11
  6. Step 6: Final answer
    x = 186,409.13

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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.