Home / 233,796.86-322,637.40-130,431.95

Finding the Fourth Proportional to 233,796.86, 322,637.40 and 130,431.95

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Solution

The fourth proportional to 233,796.86, 322,637.40 and 130,431.95 is: 179,994.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,796.86 : 322,637.40 = 130,431.95 : x
  2. Step 2: Convert to fraction form
    233,796.86/322,637.40 = 130,431.95/x
  3. Step 3: Cross multiply
    233,796.86x = 322,637.40 × 130,431.95
  4. Step 4: Simplify right side
    233,796.86x = 42,082,223,611.74
  5. Step 5: Solve for x
    x = 42,082,223,611.74/233,796.86
  6. Step 6: Final answer
    x = 179,994.82

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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.