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Finding the Fourth Proportional to 86,253.34, 119,019.24 and 48,003.32

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Solution

The fourth proportional to 86,253.34, 119,019.24 and 48,003.32 is: 66,238.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,253.34 : 119,019.24 = 48,003.32 : x
  2. Step 2: Convert to fraction form
    86,253.34/119,019.24 = 48,003.32/x
  3. Step 3: Cross multiply
    86,253.34x = 119,019.24 × 48,003.32
  4. Step 4: Simplify right side
    86,253.34x = 5,713,318,663.88
  5. Step 5: Solve for x
    x = 5,713,318,663.88/86,253.34
  6. Step 6: Final answer
    x = 66,238.81

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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.