Home / 152,044.14-209,820.39-84,976.14

Finding the Fourth Proportional to 152,044.14, 209,820.39 and 84,976.14

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Solution

The fourth proportional to 152,044.14, 209,820.39 and 84,976.14 is: 117,266.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,044.14 : 209,820.39 = 84,976.14 : x
  2. Step 2: Convert to fraction form
    152,044.14/209,820.39 = 84,976.14/x
  3. Step 3: Cross multiply
    152,044.14x = 209,820.39 × 84,976.14
  4. Step 4: Simplify right side
    152,044.14x = 17,829,726,835.49
  5. Step 5: Solve for x
    x = 17,829,726,835.49/152,044.14
  6. Step 6: Final answer
    x = 117,266.78

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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.