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Finding the Fourth Proportional to 118,750.94, 163,873.08 and 67,762.73

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Solution

The fourth proportional to 118,750.94, 163,873.08 and 67,762.73 is: 93,510.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,750.94 : 163,873.08 = 67,762.73 : x
  2. Step 2: Convert to fraction form
    118,750.94/163,873.08 = 67,762.73/x
  3. Step 3: Cross multiply
    118,750.94x = 163,873.08 × 67,762.73
  4. Step 4: Simplify right side
    118,750.94x = 11,104,487,274.31
  5. Step 5: Solve for x
    x = 11,104,487,274.31/118,750.94
  6. Step 6: Final answer
    x = 93,510.73

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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.