Home / 185,387.10-255,848.56-104,823.70

Finding the Fourth Proportional to 185,387.10, 255,848.56 and 104,823.70

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Solution

The fourth proportional to 185,387.10, 255,848.56 and 104,823.70 is: 144,664.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,387.10 : 255,848.56 = 104,823.70 : x
  2. Step 2: Convert to fraction form
    185,387.10/255,848.56 = 104,823.70/x
  3. Step 3: Cross multiply
    185,387.10x = 255,848.56 × 104,823.70
  4. Step 4: Simplify right side
    185,387.10x = 26,818,992,698.87
  5. Step 5: Solve for x
    x = 26,818,992,698.87/185,387.10
  6. Step 6: Final answer
    x = 144,664.83

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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.