Home / 242,313.80-363,528.30-102,000.20

Finding the Fourth Proportional to 242,313.80, 363,528.30 and 102,000.20

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Solution

The fourth proportional to 242,313.80, 363,528.30 and 102,000.20 is: 153,024.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,313.80 : 363,528.30 = 102,000.20 : x
  2. Step 2: Convert to fraction form
    242,313.80/363,528.30 = 102,000.20/x
  3. Step 3: Cross multiply
    242,313.80x = 363,528.30 × 102,000.20
  4. Step 4: Simplify right side
    242,313.80x = 37,079,959,305.66
  5. Step 5: Solve for x
    x = 37,079,959,305.66/242,313.80
  6. Step 6: Final answer
    x = 153,024.55

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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.