Home / 232,816.12-321,324.90-137,346.28

Finding the Fourth Proportional to 232,816.12, 321,324.90 and 137,346.28

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Solution

The fourth proportional to 232,816.12, 321,324.90 and 137,346.28 is: 189,560.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,816.12 : 321,324.90 = 137,346.28 : x
  2. Step 2: Convert to fraction form
    232,816.12/321,324.90 = 137,346.28/x
  3. Step 3: Cross multiply
    232,816.12x = 321,324.90 × 137,346.28
  4. Step 4: Simplify right side
    232,816.12x = 44,132,779,686.37
  5. Step 5: Solve for x
    x = 44,132,779,686.37/232,816.12
  6. Step 6: Final answer
    x = 189,560.67

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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.