Home / 223,006.32-334,520.56-89,868.80

Finding the Fourth Proportional to 223,006.32, 334,520.56 and 89,868.80

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Solution

The fourth proportional to 223,006.32, 334,520.56 and 89,868.80 is: 134,807.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,006.32 : 334,520.56 = 89,868.80 : x
  2. Step 2: Convert to fraction form
    223,006.32/334,520.56 = 89,868.80/x
  3. Step 3: Cross multiply
    223,006.32x = 334,520.56 × 89,868.80
  4. Step 4: Simplify right side
    223,006.32x = 30,062,961,302.53
  5. Step 5: Solve for x
    x = 30,062,961,302.53/223,006.32
  6. Step 6: Final answer
    x = 134,807.67

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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.