Home / 231,712.70-347,569.05-181,946.30

Finding the Fourth Proportional to 231,712.70, 347,569.05 and 181,946.30

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Solution

The fourth proportional to 231,712.70, 347,569.05 and 181,946.30 is: 272,919.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,712.70 : 347,569.05 = 181,946.30 : x
  2. Step 2: Convert to fraction form
    231,712.70/347,569.05 = 181,946.30/x
  3. Step 3: Cross multiply
    231,712.70x = 347,569.05 × 181,946.30
  4. Step 4: Simplify right side
    231,712.70x = 63,238,902,642.02
  5. Step 5: Solve for x
    x = 63,238,902,642.02/231,712.70
  6. Step 6: Final answer
    x = 272,919.45

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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.