Home / 72,202.34-108,213.18-34,752.39

Finding the Fourth Proportional to 72,202.34, 108,213.18 and 34,752.39

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Solution

The fourth proportional to 72,202.34, 108,213.18 and 34,752.39 is: 52,085.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,202.34 : 108,213.18 = 34,752.39 : x
  2. Step 2: Convert to fraction form
    72,202.34/108,213.18 = 34,752.39/x
  3. Step 3: Cross multiply
    72,202.34x = 108,213.18 × 34,752.39
  4. Step 4: Simplify right side
    72,202.34x = 3,760,666,634.50
  5. Step 5: Solve for x
    x = 3,760,666,634.50/72,202.34
  6. Step 6: Final answer
    x = 52,085.11

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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.