Home / 185,159.45-255,520.19-104,587.13

Finding the Fourth Proportional to 185,159.45, 255,520.19 and 104,587.13

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Solution

The fourth proportional to 185,159.45, 255,520.19 and 104,587.13 is: 144,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,159.45 : 255,520.19 = 104,587.13 : x
  2. Step 2: Convert to fraction form
    185,159.45/255,520.19 = 104,587.13/x
  3. Step 3: Cross multiply
    185,159.45x = 255,520.19 × 104,587.13
  4. Step 4: Simplify right side
    185,159.45x = 26,724,123,329.15
  5. Step 5: Solve for x
    x = 26,724,123,329.15/185,159.45
  6. Step 6: Final answer
    x = 144,330.32

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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.