Home / 136,160.28-187,907.58-75,737.16

Finding the Fourth Proportional to 136,160.28, 187,907.58 and 75,737.16

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Solution

The fourth proportional to 136,160.28, 187,907.58 and 75,737.16 is: 104,520.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,160.28 : 187,907.58 = 75,737.16 : x
  2. Step 2: Convert to fraction form
    136,160.28/187,907.58 = 75,737.16/x
  3. Step 3: Cross multiply
    136,160.28x = 187,907.58 × 75,737.16
  4. Step 4: Simplify right side
    136,160.28x = 14,231,586,451.67
  5. Step 5: Solve for x
    x = 14,231,586,451.67/136,160.28
  6. Step 6: Final answer
    x = 104,520.84

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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.