Home / 99,005.06-148,505.13-28,884.98

Finding the Fourth Proportional to 99,005.06, 148,505.13 and 28,884.98

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Solution

The fourth proportional to 99,005.06, 148,505.13 and 28,884.98 is: 43,326.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,005.06 : 148,505.13 = 28,884.98 : x
  2. Step 2: Convert to fraction form
    99,005.06/148,505.13 = 28,884.98/x
  3. Step 3: Cross multiply
    99,005.06x = 148,505.13 × 28,884.98
  4. Step 4: Simplify right side
    99,005.06x = 4,289,566,967.42
  5. Step 5: Solve for x
    x = 4,289,566,967.42/99,005.06
  6. Step 6: Final answer
    x = 43,326.75

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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.