Home / 64,824.17-89,479.49-37,975.23

Finding the Fourth Proportional to 64,824.17, 89,479.49 and 37,975.23

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Solution

The fourth proportional to 64,824.17, 89,479.49 and 37,975.23 is: 52,418.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,824.17 : 89,479.49 = 37,975.23 : x
  2. Step 2: Convert to fraction form
    64,824.17/89,479.49 = 37,975.23/x
  3. Step 3: Cross multiply
    64,824.17x = 89,479.49 × 37,975.23
  4. Step 4: Simplify right side
    64,824.17x = 3,398,004,023.16
  5. Step 5: Solve for x
    x = 3,398,004,023.16/64,824.17
  6. Step 6: Final answer
    x = 52,418.79

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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.