Home / 165,701.40-248,552.10-158,443.80

Finding the Fourth Proportional to 165,701.40, 248,552.10 and 158,443.80

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Solution

The fourth proportional to 165,701.40, 248,552.10 and 158,443.80 is: 237,665.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,701.40 : 248,552.10 = 158,443.80 : x
  2. Step 2: Convert to fraction form
    165,701.40/248,552.10 = 158,443.80/x
  3. Step 3: Cross multiply
    165,701.40x = 248,552.10 × 158,443.80
  4. Step 4: Simplify right side
    165,701.40x = 39,381,539,221.98
  5. Step 5: Solve for x
    x = 39,381,539,221.98/165,701.40
  6. Step 6: Final answer
    x = 237,665.70

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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.