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Finding the Fourth Proportional to 153,124, 211,223.04 and 95,663.68

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Solution

The fourth proportional to 153,124, 211,223.04 and 95,663.68 is: 131,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,124 : 211,223.04 = 95,663.68 : x
  2. Step 2: Convert to fraction form
    153,124/211,223.04 = 95,663.68/x
  3. Step 3: Cross multiply
    153,124x = 211,223.04 × 95,663.68
  4. Step 4: Simplify right side
    153,124x = 20,206,373,307.19
  5. Step 5: Solve for x
    x = 20,206,373,307.19/153,124
  6. Step 6: Final answer
    x = 131,960.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.