Home / 174,815.02-261,658.61-90,459.10

Finding the Fourth Proportional to 174,815.02, 261,658.61 and 90,459.10

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Solution

The fourth proportional to 174,815.02, 261,658.61 and 90,459.10 is: 135,396.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,815.02 : 261,658.61 = 90,459.10 : x
  2. Step 2: Convert to fraction form
    174,815.02/261,658.61 = 90,459.10/x
  3. Step 3: Cross multiply
    174,815.02x = 261,658.61 × 90,459.10
  4. Step 4: Simplify right side
    174,815.02x = 23,669,402,367.85
  5. Step 5: Solve for x
    x = 23,669,402,367.85/174,815.02
  6. Step 6: Final answer
    x = 135,396.85

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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.