Home / 130,170.84-194,721.66-103,926.84

Finding the Fourth Proportional to 130,170.84, 194,721.66 and 103,926.84

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Solution

The fourth proportional to 130,170.84, 194,721.66 and 103,926.84 is: 155,463.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,170.84 : 194,721.66 = 103,926.84 : x
  2. Step 2: Convert to fraction form
    130,170.84/194,721.66 = 103,926.84/x
  3. Step 3: Cross multiply
    130,170.84x = 194,721.66 × 103,926.84
  4. Step 4: Simplify right side
    130,170.84x = 20,236,806,803.35
  5. Step 5: Solve for x
    x = 20,236,806,803.35/130,170.84
  6. Step 6: Final answer
    x = 155,463.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.