Home / 93,905.12-140,849.20-34,741.28

Finding the Fourth Proportional to 93,905.12, 140,849.20 and 34,741.28

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Solution

The fourth proportional to 93,905.12, 140,849.20 and 34,741.28 is: 52,108.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,905.12 : 140,849.20 = 34,741.28 : x
  2. Step 2: Convert to fraction form
    93,905.12/140,849.20 = 34,741.28/x
  3. Step 3: Cross multiply
    93,905.12x = 140,849.20 × 34,741.28
  4. Step 4: Simplify right side
    93,905.12x = 4,893,281,494.98
  5. Step 5: Solve for x
    x = 4,893,281,494.98/93,905.12
  6. Step 6: Final answer
    x = 52,108.78

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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.