Home / 83,571.47-125,239.35-46,148.39

Finding the Fourth Proportional to 83,571.47, 125,239.35 and 46,148.39

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Solution

The fourth proportional to 83,571.47, 125,239.35 and 46,148.39 is: 69,157.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,571.47 : 125,239.35 = 46,148.39 : x
  2. Step 2: Convert to fraction form
    83,571.47/125,239.35 = 46,148.39/x
  3. Step 3: Cross multiply
    83,571.47x = 125,239.35 × 46,148.39
  4. Step 4: Simplify right side
    83,571.47x = 5,779,594,367.15
  5. Step 5: Solve for x
    x = 5,779,594,367.15/83,571.47
  6. Step 6: Final answer
    x = 69,157.51

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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.