Home / 64,467.16-88,968.18-36,172.24

Finding the Fourth Proportional to 64,467.16, 88,968.18 and 36,172.24

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Solution

The fourth proportional to 64,467.16, 88,968.18 and 36,172.24 is: 49,919.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,467.16 : 88,968.18 = 36,172.24 : x
  2. Step 2: Convert to fraction form
    64,467.16/88,968.18 = 36,172.24/x
  3. Step 3: Cross multiply
    64,467.16x = 88,968.18 × 36,172.24
  4. Step 4: Simplify right side
    64,467.16x = 3,218,178,359.32
  5. Step 5: Solve for x
    x = 3,218,178,359.32/64,467.16
  6. Step 6: Final answer
    x = 49,919.65

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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.