Home / 93,340.31-140,024.51-30,139.25

Finding the Fourth Proportional to 93,340.31, 140,024.51 and 30,139.25

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Solution

The fourth proportional to 93,340.31, 140,024.51 and 30,139.25 is: 45,213.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,340.31 : 140,024.51 = 30,139.25 : x
  2. Step 2: Convert to fraction form
    93,340.31/140,024.51 = 30,139.25/x
  3. Step 3: Cross multiply
    93,340.31x = 140,024.51 × 30,139.25
  4. Step 4: Simplify right side
    93,340.31x = 4,220,234,138.43
  5. Step 5: Solve for x
    x = 4,220,234,138.43/93,340.31
  6. Step 6: Final answer
    x = 45,213.41

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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.