Home / 402,104.03-603,272.78-162,094.06

Finding the Fourth Proportional to 402,104.03, 603,272.78 and 162,094.06

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Solution

The fourth proportional to 402,104.03, 603,272.78 and 162,094.06 is: 243,188.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,104.03 : 603,272.78 = 162,094.06 : x
  2. Step 2: Convert to fraction form
    402,104.03/603,272.78 = 162,094.06/x
  3. Step 3: Cross multiply
    402,104.03x = 603,272.78 × 162,094.06
  4. Step 4: Simplify right side
    402,104.03x = 97,786,934,749.16
  5. Step 5: Solve for x
    x = 97,786,934,749.16/402,104.03
  6. Step 6: Final answer
    x = 243,188.15

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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.