Home / 97,175.91-145,782.25-38,007.84

Finding the Fourth Proportional to 97,175.91, 145,782.25 and 38,007.84

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Solution

The fourth proportional to 97,175.91, 145,782.25 and 38,007.84 is: 57,018.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,175.91 : 145,782.25 = 38,007.84 : x
  2. Step 2: Convert to fraction form
    97,175.91/145,782.25 = 38,007.84/x
  3. Step 3: Cross multiply
    97,175.91x = 145,782.25 × 38,007.84
  4. Step 4: Simplify right side
    97,175.91x = 5,540,868,884.50
  5. Step 5: Solve for x
    x = 5,540,868,884.50/97,175.91
  6. Step 6: Final answer
    x = 57,018.95

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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.