Home / 93,355.10-140,013.31-26,780.42

Finding the Fourth Proportional to 93,355.10, 140,013.31 and 26,780.42

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Solution

The fourth proportional to 93,355.10, 140,013.31 and 26,780.42 is: 40,165.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,355.10 : 140,013.31 = 26,780.42 : x
  2. Step 2: Convert to fraction form
    93,355.10/140,013.31 = 26,780.42/x
  3. Step 3: Cross multiply
    93,355.10x = 140,013.31 × 26,780.42
  4. Step 4: Simplify right side
    93,355.10x = 3,749,615,247.39
  5. Step 5: Solve for x
    x = 3,749,615,247.39/93,355.10
  6. Step 6: Final answer
    x = 40,165.08

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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.