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Finding the Fourth Proportional to 299,052.08, 448,653.66 and 99,373.52

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Solution

The fourth proportional to 299,052.08, 448,653.66 and 99,373.52 is: 149,085.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,052.08 : 448,653.66 = 99,373.52 : x
  2. Step 2: Convert to fraction form
    299,052.08/448,653.66 = 99,373.52/x
  3. Step 3: Cross multiply
    299,052.08x = 448,653.66 × 99,373.52
  4. Step 4: Simplify right side
    299,052.08x = 44,584,293,455.08
  5. Step 5: Solve for x
    x = 44,584,293,455.08/299,052.08
  6. Step 6: Final answer
    x = 149,085.38

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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.