Home / 231,399.48-347,031.06-104,966.60

Finding the Fourth Proportional to 231,399.48, 347,031.06 and 104,966.60

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Solution

The fourth proportional to 231,399.48, 347,031.06 and 104,966.60 is: 157,418.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,399.48 : 347,031.06 = 104,966.60 : x
  2. Step 2: Convert to fraction form
    231,399.48/347,031.06 = 104,966.60/x
  3. Step 3: Cross multiply
    231,399.48x = 347,031.06 × 104,966.60
  4. Step 4: Simplify right side
    231,399.48x = 36,426,670,462.60
  5. Step 5: Solve for x
    x = 36,426,670,462.60/231,399.48
  6. Step 6: Final answer
    x = 157,418.98

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1.5x scale

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.