Home / 62,919.36-86,829.11-34,239.26

Finding the Fourth Proportional to 62,919.36, 86,829.11 and 34,239.26

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Solution

The fourth proportional to 62,919.36, 86,829.11 and 34,239.26 is: 47,250.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,919.36 : 86,829.11 = 34,239.26 : x
  2. Step 2: Convert to fraction form
    62,919.36/86,829.11 = 34,239.26/x
  3. Step 3: Cross multiply
    62,919.36x = 86,829.11 × 34,239.26
  4. Step 4: Simplify right side
    62,919.36x = 2,972,963,867.52
  5. Step 5: Solve for x
    x = 2,972,963,867.52/62,919.36
  6. Step 6: Final answer
    x = 47,250.38

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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.