Home / 64,299.12-88,734.36-36,010.56

Finding the Fourth Proportional to 64,299.12, 88,734.36 and 36,010.56

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Solution

The fourth proportional to 64,299.12, 88,734.36 and 36,010.56 is: 49,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,299.12 : 88,734.36 = 36,010.56 : x
  2. Step 2: Convert to fraction form
    64,299.12/88,734.36 = 36,010.56/x
  3. Step 3: Cross multiply
    64,299.12x = 88,734.36 × 36,010.56
  4. Step 4: Simplify right side
    64,299.12x = 3,195,373,994.84
  5. Step 5: Solve for x
    x = 3,195,373,994.84/64,299.12
  6. Step 6: Final answer
    x = 49,695.45

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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.