Home / 242,026.15-333,990.31-131,642.02

Finding the Fourth Proportional to 242,026.15, 333,990.31 and 131,642.02

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Solution

The fourth proportional to 242,026.15, 333,990.31 and 131,642.02 is: 181,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,026.15 : 333,990.31 = 131,642.02 : x
  2. Step 2: Convert to fraction form
    242,026.15/333,990.31 = 131,642.02/x
  3. Step 3: Cross multiply
    242,026.15x = 333,990.31 × 131,642.02
  4. Step 4: Simplify right side
    242,026.15x = 43,967,159,068.83
  5. Step 5: Solve for x
    x = 43,967,159,068.83/242,026.15
  6. Step 6: Final answer
    x = 181,662.85

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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.