Home / 117,772.09-176,551.24-42,839.27

Finding the Fourth Proportional to 117,772.09, 176,551.24 and 42,839.27

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Solution

The fourth proportional to 117,772.09, 176,551.24 and 42,839.27 is: 64,220.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,772.09 : 176,551.24 = 42,839.27 : x
  2. Step 2: Convert to fraction form
    117,772.09/176,551.24 = 42,839.27/x
  3. Step 3: Cross multiply
    117,772.09x = 176,551.24 × 42,839.27
  4. Step 4: Simplify right side
    117,772.09x = 7,563,326,239.19
  5. Step 5: Solve for x
    x = 7,563,326,239.19/117,772.09
  6. Step 6: Final answer
    x = 64,220.02

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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.