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Finding the Fourth Proportional to 185,032.53, 255,361.71 and 104,479.83

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Solution

The fourth proportional to 185,032.53, 255,361.71 and 104,479.83 is: 144,191.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,032.53 : 255,361.71 = 104,479.83 : x
  2. Step 2: Convert to fraction form
    185,032.53/255,361.71 = 104,479.83/x
  3. Step 3: Cross multiply
    185,032.53x = 255,361.71 × 104,479.83
  4. Step 4: Simplify right side
    185,032.53x = 26,680,148,049.31
  5. Step 5: Solve for x
    x = 26,680,148,049.31/185,032.53
  6. Step 6: Final answer
    x = 144,191.66

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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.