Home / 233,095.68-321,700.50-131,125.43

Finding the Fourth Proportional to 233,095.68, 321,700.50 and 131,125.43

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Solution

The fourth proportional to 233,095.68, 321,700.50 and 131,125.43 is: 180,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,095.68 : 321,700.50 = 131,125.43 : x
  2. Step 2: Convert to fraction form
    233,095.68/321,700.50 = 131,125.43/x
  3. Step 3: Cross multiply
    233,095.68x = 321,700.50 × 131,125.43
  4. Step 4: Simplify right side
    233,095.68x = 42,183,117,197.97
  5. Step 5: Solve for x
    x = 42,183,117,197.97/233,095.68
  6. Step 6: Final answer
    x = 180,969.11

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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.