Home / 204,948.12-282,830-114,309.84

Finding the Fourth Proportional to 204,948.12, 282,830 and 114,309.84

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Solution

The fourth proportional to 204,948.12, 282,830 and 114,309.84 is: 157,748.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,948.12 : 282,830 = 114,309.84 : x
  2. Step 2: Convert to fraction form
    204,948.12/282,830 = 114,309.84/x
  3. Step 3: Cross multiply
    204,948.12x = 282,830 × 114,309.84
  4. Step 4: Simplify right side
    204,948.12x = 32,330,252,047.20
  5. Step 5: Solve for x
    x = 32,330,252,047.20/204,948.12
  6. Step 6: Final answer
    x = 157,748.47

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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.