Home / 90,352.13-124,682.58-52,113.28

Finding the Fourth Proportional to 90,352.13, 124,682.58 and 52,113.28

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Solution

The fourth proportional to 90,352.13, 124,682.58 and 52,113.28 is: 71,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,352.13 : 124,682.58 = 52,113.28 : x
  2. Step 2: Convert to fraction form
    90,352.13/124,682.58 = 52,113.28/x
  3. Step 3: Cross multiply
    90,352.13x = 124,682.58 × 52,113.28
  4. Step 4: Simplify right side
    90,352.13x = 6,497,618,202.66
  5. Step 5: Solve for x
    x = 6,497,618,202.66/90,352.13
  6. Step 6: Final answer
    x = 71,914.39

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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.