Home / 150,329.51-207,445.86-82,332.95

Finding the Fourth Proportional to 150,329.51, 207,445.86 and 82,332.95

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Solution

The fourth proportional to 150,329.51, 207,445.86 and 82,332.95 is: 113,614.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,329.51 : 207,445.86 = 82,332.95 : x
  2. Step 2: Convert to fraction form
    150,329.51/207,445.86 = 82,332.95/x
  3. Step 3: Cross multiply
    150,329.51x = 207,445.86 × 82,332.95
  4. Step 4: Simplify right side
    150,329.51x = 17,079,628,581.86
  5. Step 5: Solve for x
    x = 17,079,628,581.86/150,329.51
  6. Step 6: Final answer
    x = 113,614.61

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1.5x scale

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.