Home / 94,211.56-129,882.04-75,156.02

Finding the Fourth Proportional to 94,211.56, 129,882.04 and 75,156.02

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Solution

The fourth proportional to 94,211.56, 129,882.04 and 75,156.02 is: 103,611.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,211.56 : 129,882.04 = 75,156.02 : x
  2. Step 2: Convert to fraction form
    94,211.56/129,882.04 = 75,156.02/x
  3. Step 3: Cross multiply
    94,211.56x = 129,882.04 × 75,156.02
  4. Step 4: Simplify right side
    94,211.56x = 9,761,417,195.88
  5. Step 5: Solve for x
    x = 9,761,417,195.88/94,211.56
  6. Step 6: Final answer
    x = 103,611.67

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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.