Home / 335,905.10-503,857.65-99,250.10

Finding the Fourth Proportional to 335,905.10, 503,857.65 and 99,250.10

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Solution

The fourth proportional to 335,905.10, 503,857.65 and 99,250.10 is: 148,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,905.10 : 503,857.65 = 99,250.10 : x
  2. Step 2: Convert to fraction form
    335,905.10/503,857.65 = 99,250.10/x
  3. Step 3: Cross multiply
    335,905.10x = 503,857.65 × 99,250.10
  4. Step 4: Simplify right side
    335,905.10x = 50,007,922,148.27
  5. Step 5: Solve for x
    x = 50,007,922,148.27/335,905.10
  6. Step 6: Final answer
    x = 148,875.15

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Similar ratio
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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.