Home / 90,537.21-124,947.32-52,298.37

Finding the Fourth Proportional to 90,537.21, 124,947.32 and 52,298.37

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Solution

The fourth proportional to 90,537.21, 124,947.32 and 52,298.37 is: 72,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,537.21 : 124,947.32 = 52,298.37 : x
  2. Step 2: Convert to fraction form
    90,537.21/124,947.32 = 52,298.37/x
  3. Step 3: Cross multiply
    90,537.21x = 124,947.32 × 52,298.37
  4. Step 4: Simplify right side
    90,537.21x = 6,534,540,910.38
  5. Step 5: Solve for x
    x = 6,534,540,910.38/90,537.21
  6. Step 6: Final answer
    x = 72,175.20

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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.