Home / 75,748.02-104,532.66-43,935.72

Finding the Fourth Proportional to 75,748.02, 104,532.66 and 43,935.72

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Solution

The fourth proportional to 75,748.02, 104,532.66 and 43,935.72 is: 60,631.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,748.02 : 104,532.66 = 43,935.72 : x
  2. Step 2: Convert to fraction form
    75,748.02/104,532.66 = 43,935.72/x
  3. Step 3: Cross multiply
    75,748.02x = 104,532.66 × 43,935.72
  4. Step 4: Simplify right side
    75,748.02x = 4,592,717,680.62
  5. Step 5: Solve for x
    x = 4,592,717,680.62/75,748.02
  6. Step 6: Final answer
    x = 60,631.52

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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.