Home / 93,385.28-140,055.24-31,047.68

Finding the Fourth Proportional to 93,385.28, 140,055.24 and 31,047.68

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Solution

The fourth proportional to 93,385.28, 140,055.24 and 31,047.68 is: 46,563.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,385.28 : 140,055.24 = 31,047.68 : x
  2. Step 2: Convert to fraction form
    93,385.28/140,055.24 = 31,047.68/x
  3. Step 3: Cross multiply
    93,385.28x = 140,055.24 × 31,047.68
  4. Step 4: Simplify right side
    93,385.28x = 4,348,390,273.84
  5. Step 5: Solve for x
    x = 4,348,390,273.84/93,385.28
  6. Step 6: Final answer
    x = 46,563.98

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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.