Home / 251,567.31-347,162.88-144,199.62

Finding the Fourth Proportional to 251,567.31, 347,162.88 and 144,199.62

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Solution

The fourth proportional to 251,567.31, 347,162.88 and 144,199.62 is: 198,995.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,567.31 : 347,162.88 = 144,199.62 : x
  2. Step 2: Convert to fraction form
    251,567.31/347,162.88 = 144,199.62/x
  3. Step 3: Cross multiply
    251,567.31x = 347,162.88 × 144,199.62
  4. Step 4: Simplify right side
    251,567.31x = 50,060,755,374.11
  5. Step 5: Solve for x
    x = 50,060,755,374.11/251,567.31
  6. Step 6: Final answer
    x = 198,995.47

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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.