Home / 62,985.88-86,833.38-45,049.60

Finding the Fourth Proportional to 62,985.88, 86,833.38 and 45,049.60

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Solution

The fourth proportional to 62,985.88, 86,833.38 and 45,049.60 is: 62,106.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,985.88 : 86,833.38 = 45,049.60 : x
  2. Step 2: Convert to fraction form
    62,985.88/86,833.38 = 45,049.60/x
  3. Step 3: Cross multiply
    62,985.88x = 86,833.38 × 45,049.60
  4. Step 4: Simplify right side
    62,985.88x = 3,911,809,035.65
  5. Step 5: Solve for x
    x = 3,911,809,035.65/62,985.88
  6. Step 6: Final answer
    x = 62,106.13

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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.