Home / 109,022.76-163,417.50-56,379.24

Finding the Fourth Proportional to 109,022.76, 163,417.50 and 56,379.24

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Solution

The fourth proportional to 109,022.76, 163,417.50 and 56,379.24 is: 84,508.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,022.76 : 163,417.50 = 56,379.24 : x
  2. Step 2: Convert to fraction form
    109,022.76/163,417.50 = 56,379.24/x
  3. Step 3: Cross multiply
    109,022.76x = 163,417.50 × 56,379.24
  4. Step 4: Simplify right side
    109,022.76x = 9,213,354,452.70
  5. Step 5: Solve for x
    x = 9,213,354,452.70/109,022.76
  6. Step 6: Final answer
    x = 84,508.54

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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.