Home / 72,094.11-99,486.81-40,262.46

Finding the Fourth Proportional to 72,094.11, 99,486.81 and 40,262.46

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Solution

The fourth proportional to 72,094.11, 99,486.81 and 40,262.46 is: 55,560.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,094.11 : 99,486.81 = 40,262.46 : x
  2. Step 2: Convert to fraction form
    72,094.11/99,486.81 = 40,262.46/x
  3. Step 3: Cross multiply
    72,094.11x = 99,486.81 × 40,262.46
  4. Step 4: Simplify right side
    72,094.11x = 4,005,583,708.15
  5. Step 5: Solve for x
    x = 4,005,583,708.15/72,094.11
  6. Step 6: Final answer
    x = 55,560.48

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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.