Home / 89,632.20-134,416.86-26,435.52

Finding the Fourth Proportional to 89,632.20, 134,416.86 and 26,435.52

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Solution

The fourth proportional to 89,632.20, 134,416.86 and 26,435.52 is: 39,644.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,632.20 : 134,416.86 = 26,435.52 : x
  2. Step 2: Convert to fraction form
    89,632.20/134,416.86 = 26,435.52/x
  3. Step 3: Cross multiply
    89,632.20x = 134,416.86 × 26,435.52
  4. Step 4: Simplify right side
    89,632.20x = 3,553,379,590.87
  5. Step 5: Solve for x
    x = 3,553,379,590.87/89,632.20
  6. Step 6: Final answer
    x = 39,644.01

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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.