Home / 239,261.47-330,184.74-131,829.94

Finding the Fourth Proportional to 239,261.47, 330,184.74 and 131,829.94

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Solution

The fourth proportional to 239,261.47, 330,184.74 and 131,829.94 is: 181,927.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,261.47 : 330,184.74 = 131,829.94 : x
  2. Step 2: Convert to fraction form
    239,261.47/330,184.74 = 131,829.94/x
  3. Step 3: Cross multiply
    239,261.47x = 330,184.74 × 131,829.94
  4. Step 4: Simplify right side
    239,261.47x = 43,528,234,463.12
  5. Step 5: Solve for x
    x = 43,528,234,463.12/239,261.47
  6. Step 6: Final answer
    x = 181,927.47

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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.