Home / 185,005.04-255,356.28-104,479.70

Finding the Fourth Proportional to 185,005.04, 255,356.28 and 104,479.70

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Solution

The fourth proportional to 185,005.04, 255,356.28 and 104,479.70 is: 144,209.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,005.04 : 255,356.28 = 104,479.70 : x
  2. Step 2: Convert to fraction form
    185,005.04/255,356.28 = 104,479.70/x
  3. Step 3: Cross multiply
    185,005.04x = 255,356.28 × 104,479.70
  4. Step 4: Simplify right side
    185,005.04x = 26,679,546,250.73
  5. Step 5: Solve for x
    x = 26,679,546,250.73/185,005.04
  6. Step 6: Final answer
    x = 144,209.84

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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.