Home / 192,635.84-265,862.64-107,770.40

Finding the Fourth Proportional to 192,635.84, 265,862.64 and 107,770.40

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Solution

The fourth proportional to 192,635.84, 265,862.64 and 107,770.40 is: 148,737.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,635.84 : 265,862.64 = 107,770.40 : x
  2. Step 2: Convert to fraction form
    192,635.84/265,862.64 = 107,770.40/x
  3. Step 3: Cross multiply
    192,635.84x = 265,862.64 × 107,770.40
  4. Step 4: Simplify right side
    192,635.84x = 28,652,123,057.86
  5. Step 5: Solve for x
    x = 28,652,123,057.86/192,635.84
  6. Step 6: Final answer
    x = 148,737.24

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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.