Home / 122,328.92-183,234.18-92,417.24

Finding the Fourth Proportional to 122,328.92, 183,234.18 and 92,417.24

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Solution

The fourth proportional to 122,328.92, 183,234.18 and 92,417.24 is: 138,430.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,328.92 : 183,234.18 = 92,417.24 : x
  2. Step 2: Convert to fraction form
    122,328.92/183,234.18 = 92,417.24/x
  3. Step 3: Cross multiply
    122,328.92x = 183,234.18 × 92,417.24
  4. Step 4: Simplify right side
    122,328.92x = 16,933,997,189.26
  5. Step 5: Solve for x
    x = 16,933,997,189.26/122,328.92
  6. Step 6: Final answer
    x = 138,430.04

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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.