Home / 64,476.24-88,972.56-36,186.12

Finding the Fourth Proportional to 64,476.24, 88,972.56 and 36,186.12

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Solution

The fourth proportional to 64,476.24, 88,972.56 and 36,186.12 is: 49,934.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,476.24 : 88,972.56 = 36,186.12 : x
  2. Step 2: Convert to fraction form
    64,476.24/88,972.56 = 36,186.12/x
  3. Step 3: Cross multiply
    64,476.24x = 88,972.56 × 36,186.12
  4. Step 4: Simplify right side
    64,476.24x = 3,219,571,732.87
  5. Step 5: Solve for x
    x = 3,219,571,732.87/64,476.24
  6. Step 6: Final answer
    x = 49,934.24

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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.