Home / 353,108.81-529,896.50-166,134.89

Finding the Fourth Proportional to 353,108.81, 529,896.50 and 166,134.89

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Solution

The fourth proportional to 353,108.81, 529,896.50 and 166,134.89 is: 249,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,108.81 : 529,896.50 = 166,134.89 : x
  2. Step 2: Convert to fraction form
    353,108.81/529,896.50 = 166,134.89/x
  3. Step 3: Cross multiply
    353,108.81x = 529,896.50 × 166,134.89
  4. Step 4: Simplify right side
    353,108.81x = 88,034,297,855.96
  5. Step 5: Solve for x
    x = 88,034,297,855.96/353,108.81
  6. Step 6: Final answer
    x = 249,312.10

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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.