Home / 90,760.90-136,145.81-24,201.63

Finding the Fourth Proportional to 90,760.90, 136,145.81 and 24,201.63

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Solution

The fourth proportional to 90,760.90, 136,145.81 and 24,201.63 is: 36,303.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,760.90 : 136,145.81 = 24,201.63 : x
  2. Step 2: Convert to fraction form
    90,760.90/136,145.81 = 24,201.63/x
  3. Step 3: Cross multiply
    90,760.90x = 136,145.81 × 24,201.63
  4. Step 4: Simplify right side
    90,760.90x = 3,294,950,519.67
  5. Step 5: Solve for x
    x = 3,294,950,519.67/90,760.90
  6. Step 6: Final answer
    x = 36,303.63

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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.