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Finding the Fourth Proportional to 175,096.56, 241,631.76 and 99,649.20

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Solution

The fourth proportional to 175,096.56, 241,631.76 and 99,649.20 is: 137,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,096.56 : 241,631.76 = 99,649.20 : x
  2. Step 2: Convert to fraction form
    175,096.56/241,631.76 = 99,649.20/x
  3. Step 3: Cross multiply
    175,096.56x = 241,631.76 × 99,649.20
  4. Step 4: Simplify right side
    175,096.56x = 24,078,411,578.59
  5. Step 5: Solve for x
    x = 24,078,411,578.59/175,096.56
  6. Step 6: Final answer
    x = 137,515.05

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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.