Home / 234,334.48-351,429-84,555.32

Finding the Fourth Proportional to 234,334.48, 351,429 and 84,555.32

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Solution

The fourth proportional to 234,334.48, 351,429 and 84,555.32 is: 126,806.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,334.48 : 351,429 = 84,555.32 : x
  2. Step 2: Convert to fraction form
    234,334.48/351,429 = 84,555.32/x
  3. Step 3: Cross multiply
    234,334.48x = 351,429 × 84,555.32
  4. Step 4: Simplify right side
    234,334.48x = 29,715,191,552.28
  5. Step 5: Solve for x
    x = 29,715,191,552.28/234,334.48
  6. Step 6: Final answer
    x = 126,806.74

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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.