Home / 202,320.60-303,116.40-96,907.20

Finding the Fourth Proportional to 202,320.60, 303,116.40 and 96,907.20

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Solution

The fourth proportional to 202,320.60, 303,116.40 and 96,907.20 is: 145,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,320.60 : 303,116.40 = 96,907.20 : x
  2. Step 2: Convert to fraction form
    202,320.60/303,116.40 = 96,907.20/x
  3. Step 3: Cross multiply
    202,320.60x = 303,116.40 × 96,907.20
  4. Step 4: Simplify right side
    202,320.60x = 29,374,161,598.08
  5. Step 5: Solve for x
    x = 29,374,161,598.08/202,320.60
  6. Step 6: Final answer
    x = 145,186.21

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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.