Home / 93,821.02-140,609.49-71,552.50

Finding the Fourth Proportional to 93,821.02, 140,609.49 and 71,552.50

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Solution

The fourth proportional to 93,821.02, 140,609.49 and 71,552.50 is: 107,235.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,821.02 : 140,609.49 = 71,552.50 : x
  2. Step 2: Convert to fraction form
    93,821.02/140,609.49 = 71,552.50/x
  3. Step 3: Cross multiply
    93,821.02x = 140,609.49 × 71,552.50
  4. Step 4: Simplify right side
    93,821.02x = 10,060,960,533.23
  5. Step 5: Solve for x
    x = 10,060,960,533.23/93,821.02
  6. Step 6: Final answer
    x = 107,235.68

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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.