Home / 109,226.34-163,784.70-53,031.24

Finding the Fourth Proportional to 109,226.34, 163,784.70 and 53,031.24

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Solution

The fourth proportional to 109,226.34, 163,784.70 and 53,031.24 is: 79,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,226.34 : 163,784.70 = 53,031.24 : x
  2. Step 2: Convert to fraction form
    109,226.34/163,784.70 = 53,031.24/x
  3. Step 3: Cross multiply
    109,226.34x = 163,784.70 × 53,031.24
  4. Step 4: Simplify right side
    109,226.34x = 8,685,705,734.03
  5. Step 5: Solve for x
    x = 8,685,705,734.03/109,226.34
  6. Step 6: Final answer
    x = 79,520.25

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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.