Home / 98,703.88-148,071.14-32,128.36

Finding the Fourth Proportional to 98,703.88, 148,071.14 and 32,128.36

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Solution

The fourth proportional to 98,703.88, 148,071.14 and 32,128.36 is: 48,197.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,703.88 : 148,071.14 = 32,128.36 : x
  2. Step 2: Convert to fraction form
    98,703.88/148,071.14 = 32,128.36/x
  3. Step 3: Cross multiply
    98,703.88x = 148,071.14 × 32,128.36
  4. Step 4: Simplify right side
    98,703.88x = 4,757,282,891.53
  5. Step 5: Solve for x
    x = 4,757,282,891.53/98,703.88
  6. Step 6: Final answer
    x = 48,197.53

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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.