Home / 152,754.20-210,791.24-92,289.10

Finding the Fourth Proportional to 152,754.20, 210,791.24 and 92,289.10

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Solution

The fourth proportional to 152,754.20, 210,791.24 and 92,289.10 is: 127,353.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,754.20 : 210,791.24 = 92,289.10 : x
  2. Step 2: Convert to fraction form
    152,754.20/210,791.24 = 92,289.10/x
  3. Step 3: Cross multiply
    152,754.20x = 210,791.24 × 92,289.10
  4. Step 4: Simplify right side
    152,754.20x = 19,453,733,827.48
  5. Step 5: Solve for x
    x = 19,453,733,827.48/152,754.20
  6. Step 6: Final answer
    x = 127,353.18

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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.