Home / 146,874.36-202,748.70-99,192.36

Finding the Fourth Proportional to 146,874.36, 202,748.70 and 99,192.36

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Solution

The fourth proportional to 146,874.36, 202,748.70 and 99,192.36 is: 136,927.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,874.36 : 202,748.70 = 99,192.36 : x
  2. Step 2: Convert to fraction form
    146,874.36/202,748.70 = 99,192.36/x
  3. Step 3: Cross multiply
    146,874.36x = 202,748.70 × 99,192.36
  4. Step 4: Simplify right side
    146,874.36x = 20,111,122,039.93
  5. Step 5: Solve for x
    x = 20,111,122,039.93/146,874.36
  6. Step 6: Final answer
    x = 136,927.39

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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.