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Finding the Fourth Proportional to 95,603.52, 131,929.74 and 53,161.32

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Solution

The fourth proportional to 95,603.52, 131,929.74 and 53,161.32 is: 73,360.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,603.52 : 131,929.74 = 53,161.32 : x
  2. Step 2: Convert to fraction form
    95,603.52/131,929.74 = 53,161.32/x
  3. Step 3: Cross multiply
    95,603.52x = 131,929.74 × 53,161.32
  4. Step 4: Simplify right side
    95,603.52x = 7,013,559,125.66
  5. Step 5: Solve for x
    x = 7,013,559,125.66/95,603.52
  6. Step 6: Final answer
    x = 73,360.89

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1.5x scale

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.