Home / 64,603.13-89,151.44-36,308.88

Finding the Fourth Proportional to 64,603.13, 89,151.44 and 36,308.88

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Solution

The fourth proportional to 64,603.13, 89,151.44 and 36,308.88 is: 50,105.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,603.13 : 89,151.44 = 36,308.88 : x
  2. Step 2: Convert to fraction form
    64,603.13/89,151.44 = 36,308.88/x
  3. Step 3: Cross multiply
    64,603.13x = 89,151.44 × 36,308.88
  4. Step 4: Simplify right side
    64,603.13x = 3,236,988,755.24
  5. Step 5: Solve for x
    x = 3,236,988,755.24/64,603.13
  6. Step 6: Final answer
    x = 50,105.76

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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.