Home / 202,444.30-303,666.45-109,132.30

Finding the Fourth Proportional to 202,444.30, 303,666.45 and 109,132.30

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Solution

The fourth proportional to 202,444.30, 303,666.45 and 109,132.30 is: 163,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,444.30 : 303,666.45 = 109,132.30 : x
  2. Step 2: Convert to fraction form
    202,444.30/303,666.45 = 109,132.30/x
  3. Step 3: Cross multiply
    202,444.30x = 303,666.45 × 109,132.30
  4. Step 4: Simplify right side
    202,444.30x = 33,139,818,121.34
  5. Step 5: Solve for x
    x = 33,139,818,121.34/202,444.30
  6. Step 6: Final answer
    x = 163,698.45

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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.