Home / 75,438.93-104,062.42-47,095.41

Finding the Fourth Proportional to 75,438.93, 104,062.42 and 47,095.41

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Solution

The fourth proportional to 75,438.93, 104,062.42 and 47,095.41 is: 64,964.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,438.93 : 104,062.42 = 47,095.41 : x
  2. Step 2: Convert to fraction form
    75,438.93/104,062.42 = 47,095.41/x
  3. Step 3: Cross multiply
    75,438.93x = 104,062.42 × 47,095.41
  4. Step 4: Simplify right side
    75,438.93x = 4,900,862,217.75
  5. Step 5: Solve for x
    x = 4,900,862,217.75/75,438.93
  6. Step 6: Final answer
    x = 64,964.63

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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.