Home / 185,253.12-255,645.96-104,678.91

Finding the Fourth Proportional to 185,253.12, 255,645.96 and 104,678.91

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Solution

The fourth proportional to 185,253.12, 255,645.96 and 104,678.91 is: 144,455.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,253.12 : 255,645.96 = 104,678.91 : x
  2. Step 2: Convert to fraction form
    185,253.12/255,645.96 = 104,678.91/x
  3. Step 3: Cross multiply
    185,253.12x = 255,645.96 × 104,678.91
  4. Step 4: Simplify right side
    185,253.12x = 26,760,740,438.70
  5. Step 5: Solve for x
    x = 26,760,740,438.70/185,253.12
  6. Step 6: Final answer
    x = 144,455.01

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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.