Home / 90,213.36-124,452.90-58,392.48

Finding the Fourth Proportional to 90,213.36, 124,452.90 and 58,392.48

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Solution

The fourth proportional to 90,213.36, 124,452.90 and 58,392.48 is: 80,554.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,213.36 : 124,452.90 = 58,392.48 : x
  2. Step 2: Convert to fraction form
    90,213.36/124,452.90 = 58,392.48/x
  3. Step 3: Cross multiply
    90,213.36x = 124,452.90 × 58,392.48
  4. Step 4: Simplify right side
    90,213.36x = 7,267,113,474.19
  5. Step 5: Solve for x
    x = 7,267,113,474.19/90,213.36
  6. Step 6: Final answer
    x = 80,554.74

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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.