Home / 64,850.28-97,300.80-25,400.58

Finding the Fourth Proportional to 64,850.28, 97,300.80 and 25,400.58

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Solution

The fourth proportional to 64,850.28, 97,300.80 and 25,400.58 is: 38,110.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,850.28 : 97,300.80 = 25,400.58 : x
  2. Step 2: Convert to fraction form
    64,850.28/97,300.80 = 25,400.58/x
  3. Step 3: Cross multiply
    64,850.28x = 97,300.80 × 25,400.58
  4. Step 4: Simplify right side
    64,850.28x = 2,471,496,754.46
  5. Step 5: Solve for x
    x = 2,471,496,754.46/64,850.28
  6. Step 6: Final answer
    x = 38,110.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.