Home / 64,878.20-89,531.93-36,583.89

Finding the Fourth Proportional to 64,878.20, 89,531.93 and 36,583.89

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Solution

The fourth proportional to 64,878.20, 89,531.93 and 36,583.89 is: 50,485.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,878.20 : 89,531.93 = 36,583.89 : x
  2. Step 2: Convert to fraction form
    64,878.20/89,531.93 = 36,583.89/x
  3. Step 3: Cross multiply
    64,878.20x = 89,531.93 × 36,583.89
  4. Step 4: Simplify right side
    64,878.20x = 3,275,426,278.61
  5. Step 5: Solve for x
    x = 3,275,426,278.61/64,878.20
  6. Step 6: Final answer
    x = 50,485.78

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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.