Home / 122,632.48-183,909.84-52,492.96

Finding the Fourth Proportional to 122,632.48, 183,909.84 and 52,492.96

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Solution

The fourth proportional to 122,632.48, 183,909.84 and 52,492.96 is: 78,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,632.48 : 183,909.84 = 52,492.96 : x
  2. Step 2: Convert to fraction form
    122,632.48/183,909.84 = 52,492.96/x
  3. Step 3: Cross multiply
    122,632.48x = 183,909.84 × 52,492.96
  4. Step 4: Simplify right side
    122,632.48x = 9,653,971,874.73
  5. Step 5: Solve for x
    x = 9,653,971,874.73/122,632.48
  6. Step 6: Final answer
    x = 78,722.80

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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.