Home / 90,400.18-135,625.66-33,473.24

Finding the Fourth Proportional to 90,400.18, 135,625.66 and 33,473.24

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Solution

The fourth proportional to 90,400.18, 135,625.66 and 33,473.24 is: 50,219.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,400.18 : 135,625.66 = 33,473.24 : x
  2. Step 2: Convert to fraction form
    90,400.18/135,625.66 = 33,473.24/x
  3. Step 3: Cross multiply
    90,400.18x = 135,625.66 × 33,473.24
  4. Step 4: Simplify right side
    90,400.18x = 4,539,830,267.34
  5. Step 5: Solve for x
    x = 4,539,830,267.34/90,400.18
  6. Step 6: Final answer
    x = 50,219.26

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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.