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Finding the Fourth Proportional to 253,756.29, 350,220.96 and 146,305.32

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Solution

The fourth proportional to 253,756.29, 350,220.96 and 146,305.32 is: 201,922.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,756.29 : 350,220.96 = 146,305.32 : x
  2. Step 2: Convert to fraction form
    253,756.29/350,220.96 = 146,305.32/x
  3. Step 3: Cross multiply
    253,756.29x = 350,220.96 × 146,305.32
  4. Step 4: Simplify right side
    253,756.29x = 51,239,189,623.51
  5. Step 5: Solve for x
    x = 51,239,189,623.51/253,756.29
  6. Step 6: Final answer
    x = 201,922.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.