Home / 117,072.42-175,609.65-28,326.01

Finding the Fourth Proportional to 117,072.42, 175,609.65 and 28,326.01

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Solution

The fourth proportional to 117,072.42, 175,609.65 and 28,326.01 is: 42,489.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,072.42 : 175,609.65 = 28,326.01 : x
  2. Step 2: Convert to fraction form
    117,072.42/175,609.65 = 28,326.01/x
  3. Step 3: Cross multiply
    117,072.42x = 175,609.65 × 28,326.01
  4. Step 4: Simplify right side
    117,072.42x = 4,974,320,702.00
  5. Step 5: Solve for x
    x = 4,974,320,702.00/117,072.42
  6. Step 6: Final answer
    x = 42,489.26

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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.