Home / 54,284.50-74,903.86-34,127.10

Finding the Fourth Proportional to 54,284.50, 74,903.86 and 34,127.10

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Solution

The fourth proportional to 54,284.50, 74,903.86 and 34,127.10 is: 47,089.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,284.50 : 74,903.86 = 34,127.10 : x
  2. Step 2: Convert to fraction form
    54,284.50/74,903.86 = 34,127.10/x
  3. Step 3: Cross multiply
    54,284.50x = 74,903.86 × 34,127.10
  4. Step 4: Simplify right side
    54,284.50x = 2,556,251,520.61
  5. Step 5: Solve for x
    x = 2,556,251,520.61/54,284.50
  6. Step 6: Final answer
    x = 47,089.90

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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.