Home / 100,901.10-151,351.65-56,614.35

Finding the Fourth Proportional to 100,901.10, 151,351.65 and 56,614.35

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Solution

The fourth proportional to 100,901.10, 151,351.65 and 56,614.35 is: 84,921.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,901.10 : 151,351.65 = 56,614.35 : x
  2. Step 2: Convert to fraction form
    100,901.10/151,351.65 = 56,614.35/x
  3. Step 3: Cross multiply
    100,901.10x = 151,351.65 × 56,614.35
  4. Step 4: Simplify right side
    100,901.10x = 8,568,675,286.18
  5. Step 5: Solve for x
    x = 8,568,675,286.18/100,901.10
  6. Step 6: Final answer
    x = 84,921.53

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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.