Home / 165,711.48-248,599.71-65,853.06

Finding the Fourth Proportional to 165,711.48, 248,599.71 and 65,853.06

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Solution

The fourth proportional to 165,711.48, 248,599.71 and 65,853.06 is: 98,792.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,711.48 : 248,599.71 = 65,853.06 : x
  2. Step 2: Convert to fraction form
    165,711.48/248,599.71 = 65,853.06/x
  3. Step 3: Cross multiply
    165,711.48x = 248,599.71 × 65,853.06
  4. Step 4: Simplify right side
    165,711.48x = 16,371,051,618.61
  5. Step 5: Solve for x
    x = 16,371,051,618.61/165,711.48
  6. Step 6: Final answer
    x = 98,792.50

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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.