Home / 141,799.84-195,754.64-109,897.12

Finding the Fourth Proportional to 141,799.84, 195,754.64 and 109,897.12

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Solution

The fourth proportional to 141,799.84, 195,754.64 and 109,897.12 is: 151,712.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,799.84 : 195,754.64 = 109,897.12 : x
  2. Step 2: Convert to fraction form
    141,799.84/195,754.64 = 109,897.12/x
  3. Step 3: Cross multiply
    141,799.84x = 195,754.64 × 109,897.12
  4. Step 4: Simplify right side
    141,799.84x = 21,512,871,162.64
  5. Step 5: Solve for x
    x = 21,512,871,162.64/141,799.84
  6. Step 6: Final answer
    x = 151,712.94

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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.