Home / 84,210.08-126,205.76-34,232

Finding the Fourth Proportional to 84,210.08, 126,205.76 and 34,232

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Solution

The fourth proportional to 84,210.08, 126,205.76 and 34,232 is: 51,303.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,210.08 : 126,205.76 = 34,232 : x
  2. Step 2: Convert to fraction form
    84,210.08/126,205.76 = 34,232/x
  3. Step 3: Cross multiply
    84,210.08x = 126,205.76 × 34,232
  4. Step 4: Simplify right side
    84,210.08x = 4,320,275,576.32
  5. Step 5: Solve for x
    x = 4,320,275,576.32/84,210.08
  6. Step 6: Final answer
    x = 51,303.54

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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.