Home / 146,025.68-201,398.81-100,693.26

Finding the Fourth Proportional to 146,025.68, 201,398.81 and 100,693.26

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Solution

The fourth proportional to 146,025.68, 201,398.81 and 100,693.26 is: 138,876.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,025.68 : 201,398.81 = 100,693.26 : x
  2. Step 2: Convert to fraction form
    146,025.68/201,398.81 = 100,693.26/x
  3. Step 3: Cross multiply
    146,025.68x = 201,398.81 × 100,693.26
  4. Step 4: Simplify right side
    146,025.68x = 20,279,502,235.55
  5. Step 5: Solve for x
    x = 20,279,502,235.55/146,025.68
  6. Step 6: Final answer
    x = 138,876.28

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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.