Home / 152,251.76-210,107.86-84,273.46

Finding the Fourth Proportional to 152,251.76, 210,107.86 and 84,273.46

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Solution

The fourth proportional to 152,251.76, 210,107.86 and 84,273.46 is: 116,297.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,251.76 : 210,107.86 = 84,273.46 : x
  2. Step 2: Convert to fraction form
    152,251.76/210,107.86 = 84,273.46/x
  3. Step 3: Cross multiply
    152,251.76x = 210,107.86 × 84,273.46
  4. Step 4: Simplify right side
    152,251.76x = 17,706,516,335.40
  5. Step 5: Solve for x
    x = 17,706,516,335.40/152,251.76
  6. Step 6: Final answer
    x = 116,297.61

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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.