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Finding the Fourth Proportional to 118,243.46, 177,364.74 and 35,137.46

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Solution

The fourth proportional to 118,243.46, 177,364.74 and 35,137.46 is: 52,706.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,243.46 : 177,364.74 = 35,137.46 : x
  2. Step 2: Convert to fraction form
    118,243.46/177,364.74 = 35,137.46/x
  3. Step 3: Cross multiply
    118,243.46x = 177,364.74 × 35,137.46
  4. Step 4: Simplify right side
    118,243.46x = 6,232,146,457.16
  5. Step 5: Solve for x
    x = 6,232,146,457.16/118,243.46
  6. Step 6: Final answer
    x = 52,706.06

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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.