Home / 64,720.01-89,313.44-36,425.70

Finding the Fourth Proportional to 64,720.01, 89,313.44 and 36,425.70

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Solution

The fourth proportional to 64,720.01, 89,313.44 and 36,425.70 is: 50,267.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,720.01 : 89,313.44 = 36,425.70 : x
  2. Step 2: Convert to fraction form
    64,720.01/89,313.44 = 36,425.70/x
  3. Step 3: Cross multiply
    64,720.01x = 89,313.44 × 36,425.70
  4. Step 4: Simplify right side
    64,720.01x = 3,253,304,389.28
  5. Step 5: Solve for x
    x = 3,253,304,389.28/64,720.01
  6. Step 6: Final answer
    x = 50,267.36

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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.