Home / 75,432.42-104,098.41-43,602.66

Finding the Fourth Proportional to 75,432.42, 104,098.41 and 43,602.66

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Solution

The fourth proportional to 75,432.42, 104,098.41 and 43,602.66 is: 60,172.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,432.42 : 104,098.41 = 43,602.66 : x
  2. Step 2: Convert to fraction form
    75,432.42/104,098.41 = 43,602.66/x
  3. Step 3: Cross multiply
    75,432.42x = 104,098.41 × 43,602.66
  4. Step 4: Simplify right side
    75,432.42x = 4,538,967,577.77
  5. Step 5: Solve for x
    x = 4,538,967,577.77/75,432.42
  6. Step 6: Final answer
    x = 60,172.64

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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.