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Finding the Fourth Proportional to 202,595.20, 304,166.40 and 118,441.60

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Solution

The fourth proportional to 202,595.20, 304,166.40 and 118,441.60 is: 177,822.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,595.20 : 304,166.40 = 118,441.60 : x
  2. Step 2: Convert to fraction form
    202,595.20/304,166.40 = 118,441.60/x
  3. Step 3: Cross multiply
    202,595.20x = 304,166.40 × 118,441.60
  4. Step 4: Simplify right side
    202,595.20x = 36,025,955,082.24
  5. Step 5: Solve for x
    x = 36,025,955,082.24/202,595.20
  6. Step 6: Final answer
    x = 177,822.35

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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.