Home / 146,247.47-201,825.20-89,690.03

Finding the Fourth Proportional to 146,247.47, 201,825.20 and 89,690.03

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Solution

The fourth proportional to 146,247.47, 201,825.20 and 89,690.03 is: 123,774.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,247.47 : 201,825.20 = 89,690.03 : x
  2. Step 2: Convert to fraction form
    146,247.47/201,825.20 = 89,690.03/x
  3. Step 3: Cross multiply
    146,247.47x = 201,825.20 × 89,690.03
  4. Step 4: Simplify right side
    146,247.47x = 18,101,708,242.76
  5. Step 5: Solve for x
    x = 18,101,708,242.76/146,247.47
  6. Step 6: Final answer
    x = 123,774.51

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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.