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Finding the Fourth Proportional to 253,749.32, 350,211.35 and 146,298.32

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Solution

The fourth proportional to 253,749.32, 350,211.35 and 146,298.32 is: 201,913.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,749.32 : 350,211.35 = 146,298.32 : x
  2. Step 2: Convert to fraction form
    253,749.32/350,211.35 = 146,298.32/x
  3. Step 3: Cross multiply
    253,749.32x = 350,211.35 × 146,298.32
  4. Step 4: Simplify right side
    253,749.32x = 51,235,332,149.93
  5. Step 5: Solve for x
    x = 51,235,332,149.93/253,749.32
  6. Step 6: Final answer
    x = 201,913.18

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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.