Home / 238,927.02-358,612.26-120,681.42

Finding the Fourth Proportional to 238,927.02, 358,612.26 and 120,681.42

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Solution

The fourth proportional to 238,927.02, 358,612.26 and 120,681.42 is: 181,134.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,927.02 : 358,612.26 = 120,681.42 : x
  2. Step 2: Convert to fraction form
    238,927.02/358,612.26 = 120,681.42/x
  3. Step 3: Cross multiply
    238,927.02x = 358,612.26 × 120,681.42
  4. Step 4: Simplify right side
    238,927.02x = 43,277,836,766.21
  5. Step 5: Solve for x
    x = 43,277,836,766.21/238,927.02
  6. Step 6: Final answer
    x = 181,134.13

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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.