Home / 105,292.20-157,946.58-35,171.76

Finding the Fourth Proportional to 105,292.20, 157,946.58 and 35,171.76

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Solution

The fourth proportional to 105,292.20, 157,946.58 and 35,171.76 is: 52,760.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,292.20 : 157,946.58 = 35,171.76 : x
  2. Step 2: Convert to fraction form
    105,292.20/157,946.58 = 35,171.76/x
  3. Step 3: Cross multiply
    105,292.20x = 157,946.58 × 35,171.76
  4. Step 4: Simplify right side
    105,292.20x = 5,555,259,204.58
  5. Step 5: Solve for x
    x = 5,555,259,204.58/105,292.20
  6. Step 6: Final answer
    x = 52,760.41

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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.