Home / 115,236.75-159,026.19-66,848.46

Finding the Fourth Proportional to 115,236.75, 159,026.19 and 66,848.46

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Solution

The fourth proportional to 115,236.75, 159,026.19 and 66,848.46 is: 92,250.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,236.75 : 159,026.19 = 66,848.46 : x
  2. Step 2: Convert to fraction form
    115,236.75/159,026.19 = 66,848.46/x
  3. Step 3: Cross multiply
    115,236.75x = 159,026.19 × 66,848.46
  4. Step 4: Simplify right side
    115,236.75x = 10,630,656,395.92
  5. Step 5: Solve for x
    x = 10,630,656,395.92/115,236.75
  6. Step 6: Final answer
    x = 92,250.57

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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.