Home / 115,060.06-158,782.48-64,073.44

Finding the Fourth Proportional to 115,060.06, 158,782.48 and 64,073.44

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Solution

The fourth proportional to 115,060.06, 158,782.48 and 64,073.44 is: 88,421.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,060.06 : 158,782.48 = 64,073.44 : x
  2. Step 2: Convert to fraction form
    115,060.06/158,782.48 = 64,073.44/x
  3. Step 3: Cross multiply
    115,060.06x = 158,782.48 × 64,073.44
  4. Step 4: Simplify right side
    115,060.06x = 10,173,739,705.33
  5. Step 5: Solve for x
    x = 10,173,739,705.33/115,060.06
  6. Step 6: Final answer
    x = 88,421.12

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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.