Home / 84,238.08-126,247.80-34,260

Finding the Fourth Proportional to 84,238.08, 126,247.80 and 34,260

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Solution

The fourth proportional to 84,238.08, 126,247.80 and 34,260 is: 51,345.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,238.08 : 126,247.80 = 34,260 : x
  2. Step 2: Convert to fraction form
    84,238.08/126,247.80 = 34,260/x
  3. Step 3: Cross multiply
    84,238.08x = 126,247.80 × 34,260
  4. Step 4: Simplify right side
    84,238.08x = 4,325,249,628
  5. Step 5: Solve for x
    x = 4,325,249,628/84,238.08
  6. Step 6: Final answer
    x = 51,345.54

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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.