Home / 146,822.51-202,609.64-79,753.07

Finding the Fourth Proportional to 146,822.51, 202,609.64 and 79,753.07

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Solution

The fourth proportional to 146,822.51, 202,609.64 and 79,753.07 is: 110,056.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,822.51 : 202,609.64 = 79,753.07 : x
  2. Step 2: Convert to fraction form
    146,822.51/202,609.64 = 79,753.07/x
  3. Step 3: Cross multiply
    146,822.51x = 202,609.64 × 79,753.07
  4. Step 4: Simplify right side
    146,822.51x = 16,158,739,389.78
  5. Step 5: Solve for x
    x = 16,158,739,389.78/146,822.51
  6. Step 6: Final answer
    x = 110,056.28

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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.