Home / 66,217.64-99,388.88-24,138.39

Finding the Fourth Proportional to 66,217.64, 99,388.88 and 24,138.39

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Solution

The fourth proportional to 66,217.64, 99,388.88 and 24,138.39 is: 36,230.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,217.64 : 99,388.88 = 24,138.39 : x
  2. Step 2: Convert to fraction form
    66,217.64/99,388.88 = 24,138.39/x
  3. Step 3: Cross multiply
    66,217.64x = 99,388.88 × 24,138.39
  4. Step 4: Simplify right side
    66,217.64x = 2,399,087,547.10
  5. Step 5: Solve for x
    x = 2,399,087,547.10/66,217.64
  6. Step 6: Final answer
    x = 36,230.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.