Home / 110,670.15-166,047.15-66,328.73

Finding the Fourth Proportional to 110,670.15, 166,047.15 and 66,328.73

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Solution

The fourth proportional to 110,670.15, 166,047.15 and 66,328.73 is: 99,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,670.15 : 166,047.15 = 66,328.73 : x
  2. Step 2: Convert to fraction form
    110,670.15/166,047.15 = 66,328.73/x
  3. Step 3: Cross multiply
    110,670.15x = 166,047.15 × 66,328.73
  4. Step 4: Simplify right side
    110,670.15x = 11,013,695,749.38
  5. Step 5: Solve for x
    x = 11,013,695,749.38/110,670.15
  6. Step 6: Final answer
    x = 99,518.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.