Home / 83,417.96-125,053.62-43,352.60

Finding the Fourth Proportional to 83,417.96, 125,053.62 and 43,352.60

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Solution

The fourth proportional to 83,417.96, 125,053.62 and 43,352.60 is: 64,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,417.96 : 125,053.62 = 43,352.60 : x
  2. Step 2: Convert to fraction form
    83,417.96/125,053.62 = 43,352.60/x
  3. Step 3: Cross multiply
    83,417.96x = 125,053.62 × 43,352.60
  4. Step 4: Simplify right side
    83,417.96x = 5,421,399,566.41
  5. Step 5: Solve for x
    x = 5,421,399,566.41/83,417.96
  6. Step 6: Final answer
    x = 64,990.80

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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.