Home / 101,462.29-152,228.31-45,341.13

Finding the Fourth Proportional to 101,462.29, 152,228.31 and 45,341.13

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Solution

The fourth proportional to 101,462.29, 152,228.31 and 45,341.13 is: 68,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,462.29 : 152,228.31 = 45,341.13 : x
  2. Step 2: Convert to fraction form
    101,462.29/152,228.31 = 45,341.13/x
  3. Step 3: Cross multiply
    101,462.29x = 152,228.31 × 45,341.13
  4. Step 4: Simplify right side
    101,462.29x = 6,902,203,593.39
  5. Step 5: Solve for x
    x = 6,902,203,593.39/101,462.29
  6. Step 6: Final answer
    x = 68,027.28

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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.