Home / 64,666.24-89,255.52-39,523.84

Finding the Fourth Proportional to 64,666.24, 89,255.52 and 39,523.84

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Solution

The fourth proportional to 64,666.24, 89,255.52 and 39,523.84 is: 54,552.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,666.24 : 89,255.52 = 39,523.84 : x
  2. Step 2: Convert to fraction form
    64,666.24/89,255.52 = 39,523.84/x
  3. Step 3: Cross multiply
    64,666.24x = 89,255.52 × 39,523.84
  4. Step 4: Simplify right side
    64,666.24x = 3,527,720,891.60
  5. Step 5: Solve for x
    x = 3,527,720,891.60/64,666.24
  6. Step 6: Final answer
    x = 54,552.74

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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.