Home / 193,534.69-267,068.73-107,499.21

Finding the Fourth Proportional to 193,534.69, 267,068.73 and 107,499.21

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Solution

The fourth proportional to 193,534.69, 267,068.73 and 107,499.21 is: 148,343.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,534.69 : 267,068.73 = 107,499.21 : x
  2. Step 2: Convert to fraction form
    193,534.69/267,068.73 = 107,499.21/x
  3. Step 3: Cross multiply
    193,534.69x = 267,068.73 × 107,499.21
  4. Step 4: Simplify right side
    193,534.69x = 28,709,677,490.70
  5. Step 5: Solve for x
    x = 28,709,677,490.70/193,534.69
  6. Step 6: Final answer
    x = 148,343.83

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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.