Home / 251,787.42-347,445.45-144,332.82

Finding the Fourth Proportional to 251,787.42, 347,445.45 and 144,332.82

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Solution

The fourth proportional to 251,787.42, 347,445.45 and 144,332.82 is: 199,167.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,787.42 : 347,445.45 = 144,332.82 : x
  2. Step 2: Convert to fraction form
    251,787.42/347,445.45 = 144,332.82/x
  3. Step 3: Cross multiply
    251,787.42x = 347,445.45 × 144,332.82
  4. Step 4: Simplify right side
    251,787.42x = 50,147,781,594.67
  5. Step 5: Solve for x
    x = 50,147,781,594.67/251,787.42
  6. Step 6: Final answer
    x = 199,167.15

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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.