Home / 112,296.28-168,592.05-103,012.47

Finding the Fourth Proportional to 112,296.28, 168,592.05 and 103,012.47

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Solution

The fourth proportional to 112,296.28, 168,592.05 and 103,012.47 is: 154,654.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,296.28 : 168,592.05 = 103,012.47 : x
  2. Step 2: Convert to fraction form
    112,296.28/168,592.05 = 103,012.47/x
  3. Step 3: Cross multiply
    112,296.28x = 168,592.05 × 103,012.47
  4. Step 4: Simplify right side
    112,296.28x = 17,367,082,134.84
  5. Step 5: Solve for x
    x = 17,367,082,134.84/112,296.28
  6. Step 6: Final answer
    x = 154,654.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.