Home / 68,432.98-94,528.18-55,054.62

Finding the Fourth Proportional to 68,432.98, 94,528.18 and 55,054.62

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Solution

The fourth proportional to 68,432.98, 94,528.18 and 55,054.62 is: 76,048.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,432.98 : 94,528.18 = 55,054.62 : x
  2. Step 2: Convert to fraction form
    68,432.98/94,528.18 = 55,054.62/x
  3. Step 3: Cross multiply
    68,432.98x = 94,528.18 × 55,054.62
  4. Step 4: Simplify right side
    68,432.98x = 5,204,213,029.19
  5. Step 5: Solve for x
    x = 5,204,213,029.19/68,432.98
  6. Step 6: Final answer
    x = 76,048.32

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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.