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Finding the Fourth Proportional to 117,099.01, 175,666.88 and 38,195.02

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Solution

The fourth proportional to 117,099.01, 175,666.88 and 38,195.02 is: 57,298.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,099.01 : 175,666.88 = 38,195.02 : x
  2. Step 2: Convert to fraction form
    117,099.01/175,666.88 = 38,195.02/x
  3. Step 3: Cross multiply
    117,099.01x = 175,666.88 × 38,195.02
  4. Step 4: Simplify right side
    117,099.01x = 6,709,599,994.94
  5. Step 5: Solve for x
    x = 6,709,599,994.94/117,099.01
  6. Step 6: Final answer
    x = 57,298.52

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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.