Home / 76,698.41-115,047.29-23,390.23

Finding the Fourth Proportional to 76,698.41, 115,047.29 and 23,390.23

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Solution

The fourth proportional to 76,698.41, 115,047.29 and 23,390.23 is: 35,085.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,698.41 : 115,047.29 = 23,390.23 : x
  2. Step 2: Convert to fraction form
    76,698.41/115,047.29 = 23,390.23/x
  3. Step 3: Cross multiply
    76,698.41x = 115,047.29 × 23,390.23
  4. Step 4: Simplify right side
    76,698.41x = 2,690,981,998.74
  5. Step 5: Solve for x
    x = 2,690,981,998.74/76,698.41
  6. Step 6: Final answer
    x = 35,085.24

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1.5x scale

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.