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Finding the Fourth Proportional to 116,993.20, 175,488.24 and 28,246.24

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Solution

The fourth proportional to 116,993.20, 175,488.24 and 28,246.24 is: 42,368.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,993.20 : 175,488.24 = 28,246.24 : x
  2. Step 2: Convert to fraction form
    116,993.20/175,488.24 = 28,246.24/x
  3. Step 3: Cross multiply
    116,993.20x = 175,488.24 × 28,246.24
  4. Step 4: Simplify right side
    116,993.20x = 4,956,882,944.22
  5. Step 5: Solve for x
    x = 4,956,882,944.22/116,993.20
  6. Step 6: Final answer
    x = 42,368.98

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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.