Home / 198,035.28-297,051.71-64,914.56

Finding the Fourth Proportional to 198,035.28, 297,051.71 and 64,914.56

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Solution

The fourth proportional to 198,035.28, 297,051.71 and 64,914.56 is: 97,371.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,035.28 : 297,051.71 = 64,914.56 : x
  2. Step 2: Convert to fraction form
    198,035.28/297,051.71 = 64,914.56/x
  3. Step 3: Cross multiply
    198,035.28x = 297,051.71 × 64,914.56
  4. Step 4: Simplify right side
    198,035.28x = 19,282,982,026.93
  5. Step 5: Solve for x
    x = 19,282,982,026.93/198,035.28
  6. Step 6: Final answer
    x = 97,371.45

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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.