Home / 101,469.20-152,203.73-64,086.08

Finding the Fourth Proportional to 101,469.20, 152,203.73 and 64,086.08

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Solution

The fourth proportional to 101,469.20, 152,203.73 and 64,086.08 is: 96,129.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,469.20 : 152,203.73 = 64,086.08 : x
  2. Step 2: Convert to fraction form
    101,469.20/152,203.73 = 64,086.08/x
  3. Step 3: Cross multiply
    101,469.20x = 152,203.73 × 64,086.08
  4. Step 4: Simplify right side
    101,469.20x = 9,754,139,335.63
  5. Step 5: Solve for x
    x = 9,754,139,335.63/101,469.20
  6. Step 6: Final answer
    x = 96,129.07

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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.