Home / 146,638.24-202,360.92-79,570.24

Finding the Fourth Proportional to 146,638.24, 202,360.92 and 79,570.24

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Solution

The fourth proportional to 146,638.24, 202,360.92 and 79,570.24 is: 109,807.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,638.24 : 202,360.92 = 79,570.24 : x
  2. Step 2: Convert to fraction form
    146,638.24/202,360.92 = 79,570.24/x
  3. Step 3: Cross multiply
    146,638.24x = 202,360.92 × 79,570.24
  4. Step 4: Simplify right side
    146,638.24x = 16,101,906,971.02
  5. Step 5: Solve for x
    x = 16,101,906,971.02/146,638.24
  6. Step 6: Final answer
    x = 109,807.01

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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.