Home / 146,740.53-202,502.03-83,078.40

Finding the Fourth Proportional to 146,740.53, 202,502.03 and 83,078.40

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Solution

The fourth proportional to 146,740.53, 202,502.03 and 83,078.40 is: 114,648.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,740.53 : 202,502.03 = 83,078.40 : x
  2. Step 2: Convert to fraction form
    146,740.53/202,502.03 = 83,078.40/x
  3. Step 3: Cross multiply
    146,740.53x = 202,502.03 × 83,078.40
  4. Step 4: Simplify right side
    146,740.53x = 16,823,544,233.76
  5. Step 5: Solve for x
    x = 16,823,544,233.76/146,740.53
  6. Step 6: Final answer
    x = 114,648.24

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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.