Home / 62,449.62-86,182.55-34,155.30

Finding the Fourth Proportional to 62,449.62, 86,182.55 and 34,155.30

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Solution

The fourth proportional to 62,449.62, 86,182.55 and 34,155.30 is: 47,135.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,449.62 : 86,182.55 = 34,155.30 : x
  2. Step 2: Convert to fraction form
    62,449.62/86,182.55 = 34,155.30/x
  3. Step 3: Cross multiply
    62,449.62x = 86,182.55 × 34,155.30
  4. Step 4: Simplify right side
    62,449.62x = 2,943,591,130.51
  5. Step 5: Solve for x
    x = 2,943,591,130.51/62,449.62
  6. Step 6: Final answer
    x = 47,135.46

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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.