Home / 90,785.70-136,178.55-24,226.07

Finding the Fourth Proportional to 90,785.70, 136,178.55 and 24,226.07

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Solution

The fourth proportional to 90,785.70, 136,178.55 and 24,226.07 is: 36,339.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,785.70 : 136,178.55 = 24,226.07 : x
  2. Step 2: Convert to fraction form
    90,785.70/136,178.55 = 24,226.07/x
  3. Step 3: Cross multiply
    90,785.70x = 136,178.55 × 24,226.07
  4. Step 4: Simplify right side
    90,785.70x = 3,299,070,403.91
  5. Step 5: Solve for x
    x = 3,299,070,403.91/90,785.70
  6. Step 6: Final answer
    x = 36,339.10

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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.