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Finding the Fourth Proportional to 73,822.60, 110,442.30 and 64,070.20

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Solution

The fourth proportional to 73,822.60, 110,442.30 and 64,070.20 is: 95,852.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,822.60 : 110,442.30 = 64,070.20 : x
  2. Step 2: Convert to fraction form
    73,822.60/110,442.30 = 64,070.20/x
  3. Step 3: Cross multiply
    73,822.60x = 110,442.30 × 64,070.20
  4. Step 4: Simplify right side
    73,822.60x = 7,076,060,249.46
  5. Step 5: Solve for x
    x = 7,076,060,249.46/73,822.60
  6. Step 6: Final answer
    x = 95,852.22

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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.