Home / 62,419.08-86,138.62-34,124.76

Finding the Fourth Proportional to 62,419.08, 86,138.62 and 34,124.76

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Solution

The fourth proportional to 62,419.08, 86,138.62 and 34,124.76 is: 47,092.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,419.08 : 86,138.62 = 34,124.76 : x
  2. Step 2: Convert to fraction form
    62,419.08/86,138.62 = 34,124.76/x
  3. Step 3: Cross multiply
    62,419.08x = 86,138.62 × 34,124.76
  4. Step 4: Simplify right side
    62,419.08x = 2,939,459,734.23
  5. Step 5: Solve for x
    x = 2,939,459,734.23/62,419.08
  6. Step 6: Final answer
    x = 47,092.33

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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.