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Finding the Fourth Proportional to 88,492.06, 122,118.99 and 48,748.06

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Solution

The fourth proportional to 88,492.06, 122,118.99 and 48,748.06 is: 67,272.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,492.06 : 122,118.99 = 48,748.06 : x
  2. Step 2: Convert to fraction form
    88,492.06/122,118.99 = 48,748.06/x
  3. Step 3: Cross multiply
    88,492.06x = 122,118.99 × 48,748.06
  4. Step 4: Simplify right side
    88,492.06x = 5,953,063,851.66
  5. Step 5: Solve for x
    x = 5,953,063,851.66/88,492.06
  6. Step 6: Final answer
    x = 67,272.29

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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.