Home / 146,870.13-202,682.01-79,802.13

Finding the Fourth Proportional to 146,870.13, 202,682.01 and 79,802.13

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Solution

The fourth proportional to 146,870.13, 202,682.01 and 79,802.13 is: 110,127.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,870.13 : 202,682.01 = 79,802.13 : x
  2. Step 2: Convert to fraction form
    146,870.13/202,682.01 = 79,802.13/x
  3. Step 3: Cross multiply
    146,870.13x = 202,682.01 × 79,802.13
  4. Step 4: Simplify right side
    146,870.13x = 16,174,456,110.68
  5. Step 5: Solve for x
    x = 16,174,456,110.68/146,870.13
  6. Step 6: Final answer
    x = 110,127.61

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1.5x scale

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.