Home / 118,228.10-177,342.36-94,685.39

Finding the Fourth Proportional to 118,228.10, 177,342.36 and 94,685.39

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Solution

The fourth proportional to 118,228.10, 177,342.36 and 94,685.39 is: 142,028.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,228.10 : 177,342.36 = 94,685.39 : x
  2. Step 2: Convert to fraction form
    118,228.10/177,342.36 = 94,685.39/x
  3. Step 3: Cross multiply
    118,228.10x = 177,342.36 × 94,685.39
  4. Step 4: Simplify right side
    118,228.10x = 16,791,729,159.98
  5. Step 5: Solve for x
    x = 16,791,729,159.98/118,228.10
  6. Step 6: Final answer
    x = 142,028.24

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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.