Home / 115,060.14-158,782.80-64,077.33

Finding the Fourth Proportional to 115,060.14, 158,782.80 and 64,077.33

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Solution

The fourth proportional to 115,060.14, 158,782.80 and 64,077.33 is: 88,426.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,060.14 : 158,782.80 = 64,077.33 : x
  2. Step 2: Convert to fraction form
    115,060.14/158,782.80 = 64,077.33/x
  3. Step 3: Cross multiply
    115,060.14x = 158,782.80 × 64,077.33
  4. Step 4: Simplify right side
    115,060.14x = 10,174,377,873.92
  5. Step 5: Solve for x
    x = 10,174,377,873.92/115,060.14
  6. Step 6: Final answer
    x = 88,426.61

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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.