Home / 91,183.84-125,854.69-53,470.24

Finding the Fourth Proportional to 91,183.84, 125,854.69 and 53,470.24

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Solution

The fourth proportional to 91,183.84, 125,854.69 and 53,470.24 is: 73,801.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,183.84 : 125,854.69 = 53,470.24 : x
  2. Step 2: Convert to fraction form
    91,183.84/125,854.69 = 53,470.24/x
  3. Step 3: Cross multiply
    91,183.84x = 125,854.69 × 53,470.24
  4. Step 4: Simplify right side
    91,183.84x = 6,729,480,479.43
  5. Step 5: Solve for x
    x = 6,729,480,479.43/91,183.84
  6. Step 6: Final answer
    x = 73,801.24

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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.