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Finding the Fourth Proportional to 202,356.35, 303,534.53 and 97,380.35

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Solution

The fourth proportional to 202,356.35, 303,534.53 and 97,380.35 is: 146,070.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,356.35 : 303,534.53 = 97,380.35 : x
  2. Step 2: Convert to fraction form
    202,356.35/303,534.53 = 97,380.35/x
  3. Step 3: Cross multiply
    202,356.35x = 303,534.53 × 97,380.35
  4. Step 4: Simplify right side
    202,356.35x = 29,558,298,281.58
  5. Step 5: Solve for x
    x = 29,558,298,281.58/202,356.35
  6. Step 6: Final answer
    x = 146,070.53

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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.