Home / 130,093.74-194,041.40-126,156.06

Finding the Fourth Proportional to 130,093.74, 194,041.40 and 126,156.06

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Solution

The fourth proportional to 130,093.74, 194,041.40 and 126,156.06 is: 188,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,093.74 : 194,041.40 = 126,156.06 : x
  2. Step 2: Convert to fraction form
    130,093.74/194,041.40 = 126,156.06/x
  3. Step 3: Cross multiply
    130,093.74x = 194,041.40 × 126,156.06
  4. Step 4: Simplify right side
    130,093.74x = 24,479,497,870.10
  5. Step 5: Solve for x
    x = 24,479,497,870.10/130,093.74
  6. Step 6: Final answer
    x = 188,168.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.