Home / 219,540.66-302,972.02-124,045.16

Finding the Fourth Proportional to 219,540.66, 302,972.02 and 124,045.16

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Solution

The fourth proportional to 219,540.66, 302,972.02 and 124,045.16 is: 171,185.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,540.66 : 302,972.02 = 124,045.16 : x
  2. Step 2: Convert to fraction form
    219,540.66/302,972.02 = 124,045.16/x
  3. Step 3: Cross multiply
    219,540.66x = 302,972.02 × 124,045.16
  4. Step 4: Simplify right side
    219,540.66x = 37,582,212,696.42
  5. Step 5: Solve for x
    x = 37,582,212,696.42/219,540.66
  6. Step 6: Final answer
    x = 171,185.66

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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.