Home / 105,316.17-157,974.27-35,195.48

Finding the Fourth Proportional to 105,316.17, 157,974.27 and 35,195.48

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Solution

The fourth proportional to 105,316.17, 157,974.27 and 35,195.48 is: 52,793.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,316.17 : 157,974.27 = 35,195.48 : x
  2. Step 2: Convert to fraction form
    105,316.17/157,974.27 = 35,195.48/x
  3. Step 3: Cross multiply
    105,316.17x = 157,974.27 × 35,195.48
  4. Step 4: Simplify right side
    105,316.17x = 5,559,980,819.45
  5. Step 5: Solve for x
    x = 5,559,980,819.45/105,316.17
  6. Step 6: Final answer
    x = 52,793.23

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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.