Home / 97,600.48-146,435.84-38,403.36

Finding the Fourth Proportional to 97,600.48, 146,435.84 and 38,403.36

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Solution

The fourth proportional to 97,600.48, 146,435.84 and 38,403.36 is: 57,618.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,600.48 : 146,435.84 = 38,403.36 : x
  2. Step 2: Convert to fraction form
    97,600.48/146,435.84 = 38,403.36/x
  3. Step 3: Cross multiply
    97,600.48x = 146,435.84 × 38,403.36
  4. Step 4: Simplify right side
    97,600.48x = 5,623,628,280.42
  5. Step 5: Solve for x
    x = 5,623,628,280.42/97,600.48
  6. Step 6: Final answer
    x = 57,618.86

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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.