Home / 64,207.34-88,690.79-49,284.41

Finding the Fourth Proportional to 64,207.34, 88,690.79 and 49,284.41

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Solution

The fourth proportional to 64,207.34, 88,690.79 and 49,284.41 is: 68,077.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,207.34 : 88,690.79 = 49,284.41 : x
  2. Step 2: Convert to fraction form
    64,207.34/88,690.79 = 49,284.41/x
  3. Step 3: Cross multiply
    64,207.34x = 88,690.79 × 49,284.41
  4. Step 4: Simplify right side
    64,207.34x = 4,371,072,937.34
  5. Step 5: Solve for x
    x = 4,371,072,937.34/64,207.34
  6. Step 6: Final answer
    x = 68,077.47

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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.