Home / 105,348.56-158,022.84-42,197.36

Finding the Fourth Proportional to 105,348.56, 158,022.84 and 42,197.36

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Solution

The fourth proportional to 105,348.56, 158,022.84 and 42,197.36 is: 63,296.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,348.56 : 158,022.84 = 42,197.36 : x
  2. Step 2: Convert to fraction form
    105,348.56/158,022.84 = 42,197.36/x
  3. Step 3: Cross multiply
    105,348.56x = 158,022.84 × 42,197.36
  4. Step 4: Simplify right side
    105,348.56x = 6,668,146,667.70
  5. Step 5: Solve for x
    x = 6,668,146,667.70/105,348.56
  6. Step 6: Final answer
    x = 63,296.04

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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.