Home / 233,102.60-321,710.06-131,132.34

Finding the Fourth Proportional to 233,102.60, 321,710.06 and 131,132.34

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Solution

The fourth proportional to 233,102.60, 321,710.06 and 131,132.34 is: 180,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,102.60 : 321,710.06 = 131,132.34 : x
  2. Step 2: Convert to fraction form
    233,102.60/321,710.06 = 131,132.34/x
  3. Step 3: Cross multiply
    233,102.60x = 321,710.06 × 131,132.34
  4. Step 4: Simplify right side
    233,102.60x = 42,186,592,969.34
  5. Step 5: Solve for x
    x = 42,186,592,969.34/233,102.60
  6. Step 6: Final answer
    x = 180,978.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.