Home / 194,269.20-291,411-67,884.72

Finding the Fourth Proportional to 194,269.20, 291,411 and 67,884.72

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Solution

The fourth proportional to 194,269.20, 291,411 and 67,884.72 is: 101,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,269.20 : 291,411 = 67,884.72 : x
  2. Step 2: Convert to fraction form
    194,269.20/291,411 = 67,884.72/x
  3. Step 3: Cross multiply
    194,269.20x = 291,411 × 67,884.72
  4. Step 4: Simplify right side
    194,269.20x = 19,782,354,139.92
  5. Step 5: Solve for x
    x = 19,782,354,139.92/194,269.20
  6. Step 6: Final answer
    x = 101,829.60

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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.