Home / 76,154.27-114,254.75-34,069.77

Finding the Fourth Proportional to 76,154.27, 114,254.75 and 34,069.77

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Solution

The fourth proportional to 76,154.27, 114,254.75 and 34,069.77 is: 51,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,154.27 : 114,254.75 = 34,069.77 : x
  2. Step 2: Convert to fraction form
    76,154.27/114,254.75 = 34,069.77/x
  3. Step 3: Cross multiply
    76,154.27x = 114,254.75 × 34,069.77
  4. Step 4: Simplify right side
    76,154.27x = 3,892,633,139.08
  5. Step 5: Solve for x
    x = 3,892,633,139.08/76,154.27
  6. Step 6: Final answer
    x = 51,115.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.