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Finding the Fourth Proportional to 140,088, 210,133.92 and 46,593.84

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Solution

The fourth proportional to 140,088, 210,133.92 and 46,593.84 is: 69,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,088 : 210,133.92 = 46,593.84 : x
  2. Step 2: Convert to fraction form
    140,088/210,133.92 = 46,593.84/x
  3. Step 3: Cross multiply
    140,088x = 210,133.92 × 46,593.84
  4. Step 4: Simplify right side
    140,088x = 9,790,946,247.05
  5. Step 5: Solve for x
    x = 9,790,946,247.05/140,088
  6. Step 6: Final answer
    x = 69,891.40

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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.