Home / 76,479.36-114,674.24-23,155.52

Finding the Fourth Proportional to 76,479.36, 114,674.24 and 23,155.52

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Solution

The fourth proportional to 76,479.36, 114,674.24 and 23,155.52 is: 34,719.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,479.36 : 114,674.24 = 23,155.52 : x
  2. Step 2: Convert to fraction form
    76,479.36/114,674.24 = 23,155.52/x
  3. Step 3: Cross multiply
    76,479.36x = 114,674.24 × 23,155.52
  4. Step 4: Simplify right side
    76,479.36x = 2,655,341,657.80
  5. Step 5: Solve for x
    x = 2,655,341,657.80/76,479.36
  6. Step 6: Final answer
    x = 34,719.72

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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.