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Finding the Fourth Proportional to 96,085.92, 144,128.88 and 49,308.96

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Solution

The fourth proportional to 96,085.92, 144,128.88 and 49,308.96 is: 73,963.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,085.92 : 144,128.88 = 49,308.96 : x
  2. Step 2: Convert to fraction form
    96,085.92/144,128.88 = 49,308.96/x
  3. Step 3: Cross multiply
    96,085.92x = 144,128.88 × 49,308.96
  4. Step 4: Simplify right side
    96,085.92x = 7,106,845,178.76
  5. Step 5: Solve for x
    x = 7,106,845,178.76/96,085.92
  6. Step 6: Final answer
    x = 73,963.44

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1.5x scale

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.