Home / 144,137.52-198,852.48-96,315.12

Finding the Fourth Proportional to 144,137.52, 198,852.48 and 96,315.12

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Solution

The fourth proportional to 144,137.52, 198,852.48 and 96,315.12 is: 132,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,137.52 : 198,852.48 = 96,315.12 : x
  2. Step 2: Convert to fraction form
    144,137.52/198,852.48 = 96,315.12/x
  3. Step 3: Cross multiply
    144,137.52x = 198,852.48 × 96,315.12
  4. Step 4: Simplify right side
    144,137.52x = 19,152,500,473.50
  5. Step 5: Solve for x
    x = 19,152,500,473.50/144,137.52
  6. Step 6: Final answer
    x = 132,876.58

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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.