Home / 178,929-246,922.02-103,482.36

Finding the Fourth Proportional to 178,929, 246,922.02 and 103,482.36

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Solution

The fourth proportional to 178,929, 246,922.02 and 103,482.36 is: 142,805.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,929 : 246,922.02 = 103,482.36 : x
  2. Step 2: Convert to fraction form
    178,929/246,922.02 = 103,482.36/x
  3. Step 3: Cross multiply
    178,929x = 246,922.02 × 103,482.36
  4. Step 4: Simplify right side
    178,929x = 25,552,073,365.57
  5. Step 5: Solve for x
    x = 25,552,073,365.57/178,929
  6. Step 6: Final answer
    x = 142,805.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.