Home / 64,722.24-89,316.49-36,427.92

Finding the Fourth Proportional to 64,722.24, 89,316.49 and 36,427.92

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Solution

The fourth proportional to 64,722.24, 89,316.49 and 36,427.92 is: 50,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,722.24 : 89,316.49 = 36,427.92 : x
  2. Step 2: Convert to fraction form
    64,722.24/89,316.49 = 36,427.92/x
  3. Step 3: Cross multiply
    64,722.24x = 89,316.49 × 36,427.92
  4. Step 4: Simplify right side
    64,722.24x = 3,253,613,952.40
  5. Step 5: Solve for x
    x = 3,253,613,952.40/64,722.24
  6. Step 6: Final answer
    x = 50,270.42

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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.