Home / 115,463.22-159,322.14-70,117.56

Finding the Fourth Proportional to 115,463.22, 159,322.14 and 70,117.56

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Solution

The fourth proportional to 115,463.22, 159,322.14 and 70,117.56 is: 96,751.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,463.22 : 159,322.14 = 70,117.56 : x
  2. Step 2: Convert to fraction form
    115,463.22/159,322.14 = 70,117.56/x
  3. Step 3: Cross multiply
    115,463.22x = 159,322.14 × 70,117.56
  4. Step 4: Simplify right side
    115,463.22x = 11,171,279,710.78
  5. Step 5: Solve for x
    x = 11,171,279,710.78/115,463.22
  6. Step 6: Final answer
    x = 96,751.85

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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.