Home / 66,427.67-91,695.77-48,663.76

Finding the Fourth Proportional to 66,427.67, 91,695.77 and 48,663.76

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Solution

The fourth proportional to 66,427.67, 91,695.77 and 48,663.76 is: 67,174.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,427.67 : 91,695.77 = 48,663.76 : x
  2. Step 2: Convert to fraction form
    66,427.67/91,695.77 = 48,663.76/x
  3. Step 3: Cross multiply
    66,427.67x = 91,695.77 × 48,663.76
  4. Step 4: Simplify right side
    66,427.67x = 4,462,260,944.30
  5. Step 5: Solve for x
    x = 4,462,260,944.30/66,427.67
  6. Step 6: Final answer
    x = 67,174.73

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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.