Home / 83,485.47-125,269.26-39,104.52

Finding the Fourth Proportional to 83,485.47, 125,269.26 and 39,104.52

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Solution

The fourth proportional to 83,485.47, 125,269.26 and 39,104.52 is: 58,676.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,485.47 : 125,269.26 = 39,104.52 : x
  2. Step 2: Convert to fraction form
    83,485.47/125,269.26 = 39,104.52/x
  3. Step 3: Cross multiply
    83,485.47x = 125,269.26 × 39,104.52
  4. Step 4: Simplify right side
    83,485.47x = 4,898,594,283.06
  5. Step 5: Solve for x
    x = 4,898,594,283.06/83,485.47
  6. Step 6: Final answer
    x = 58,676.01

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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.