Home / 100,232.17-138,320.39-59,945.93

Finding the Fourth Proportional to 100,232.17, 138,320.39 and 59,945.93

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Solution

The fourth proportional to 100,232.17, 138,320.39 and 59,945.93 is: 82,725.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,232.17 : 138,320.39 = 59,945.93 : x
  2. Step 2: Convert to fraction form
    100,232.17/138,320.39 = 59,945.93/x
  3. Step 3: Cross multiply
    100,232.17x = 138,320.39 × 59,945.93
  4. Step 4: Simplify right side
    100,232.17x = 8,291,743,770.98
  5. Step 5: Solve for x
    x = 8,291,743,770.98/100,232.17
  6. Step 6: Final answer
    x = 82,725.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.