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Finding the Fourth Proportional to 55,798.38, 83,592.05 and 43,256.97

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Solution

The fourth proportional to 55,798.38, 83,592.05 and 43,256.97 is: 64,803.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,798.38 : 83,592.05 = 43,256.97 : x
  2. Step 2: Convert to fraction form
    55,798.38/83,592.05 = 43,256.97/x
  3. Step 3: Cross multiply
    55,798.38x = 83,592.05 × 43,256.97
  4. Step 4: Simplify right side
    55,798.38x = 3,615,938,582.80
  5. Step 5: Solve for x
    x = 3,615,938,582.80/55,798.38
  6. Step 6: Final answer
    x = 64,803.65

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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.