Home / 118,019.97-177,184.28-70,076.07

Finding the Fourth Proportional to 118,019.97, 177,184.28 and 70,076.07

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Solution

The fourth proportional to 118,019.97, 177,184.28 and 70,076.07 is: 105,205.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,019.97 : 177,184.28 = 70,076.07 : x
  2. Step 2: Convert to fraction form
    118,019.97/177,184.28 = 70,076.07/x
  3. Step 3: Cross multiply
    118,019.97x = 177,184.28 × 70,076.07
  4. Step 4: Simplify right side
    118,019.97x = 12,416,378,008.18
  5. Step 5: Solve for x
    x = 12,416,378,008.18/118,019.97
  6. Step 6: Final answer
    x = 105,205.74

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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.