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Finding the Fourth Proportional to 100,888.52, 151,334 and 34,330.02

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Solution

The fourth proportional to 100,888.52, 151,334 and 34,330.02 is: 51,495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,888.52 : 151,334 = 34,330.02 : x
  2. Step 2: Convert to fraction form
    100,888.52/151,334 = 34,330.02/x
  3. Step 3: Cross multiply
    100,888.52x = 151,334 × 34,330.02
  4. Step 4: Simplify right side
    100,888.52x = 5,195,299,246.68
  5. Step 5: Solve for x
    x = 5,195,299,246.68/100,888.52
  6. Step 6: Final answer
    x = 51,495.45

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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.