Home / 254,833.16-351,631.02-140,116.50

Finding the Fourth Proportional to 254,833.16, 351,631.02 and 140,116.50

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Solution

The fourth proportional to 254,833.16, 351,631.02 and 140,116.50 is: 193,339.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,833.16 : 351,631.02 = 140,116.50 : x
  2. Step 2: Convert to fraction form
    254,833.16/351,631.02 = 140,116.50/x
  3. Step 3: Cross multiply
    254,833.16x = 351,631.02 × 140,116.50
  4. Step 4: Simplify right side
    254,833.16x = 49,269,308,339.27
  5. Step 5: Solve for x
    x = 49,269,308,339.27/254,833.16
  6. Step 6: Final answer
    x = 193,339.47

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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.