Home / 83,122.36-124,699.80-30,532.24

Finding the Fourth Proportional to 83,122.36, 124,699.80 and 30,532.24

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Solution

The fourth proportional to 83,122.36, 124,699.80 and 30,532.24 is: 45,804.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,122.36 : 124,699.80 = 30,532.24 : x
  2. Step 2: Convert to fraction form
    83,122.36/124,699.80 = 30,532.24/x
  3. Step 3: Cross multiply
    83,122.36x = 124,699.80 × 30,532.24
  4. Step 4: Simplify right side
    83,122.36x = 3,807,364,221.55
  5. Step 5: Solve for x
    x = 3,807,364,221.55/83,122.36
  6. Step 6: Final answer
    x = 45,804.33

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1.5x scale

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.