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Finding the Fourth Proportional to 118,487.45, 177,573.48 and 58,424.24

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Solution

The fourth proportional to 118,487.45, 177,573.48 and 58,424.24 is: 87,558.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,487.45 : 177,573.48 = 58,424.24 : x
  2. Step 2: Convert to fraction form
    118,487.45/177,573.48 = 58,424.24/x
  3. Step 3: Cross multiply
    118,487.45x = 177,573.48 × 58,424.24
  4. Step 4: Simplify right side
    118,487.45x = 10,374,594,725.29
  5. Step 5: Solve for x
    x = 10,374,594,725.29/118,487.45
  6. Step 6: Final answer
    x = 87,558.60

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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.