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Finding the Fourth Proportional to 118,598.73, 163,673.51 and 68,313.93

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Solution

The fourth proportional to 118,598.73, 163,673.51 and 68,313.93 is: 94,277.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,598.73 : 163,673.51 = 68,313.93 : x
  2. Step 2: Convert to fraction form
    118,598.73/163,673.51 = 68,313.93/x
  3. Step 3: Cross multiply
    118,598.73x = 163,673.51 × 68,313.93
  4. Step 4: Simplify right side
    118,598.73x = 11,181,180,704.99
  5. Step 5: Solve for x
    x = 11,181,180,704.99/118,598.73
  6. Step 6: Final answer
    x = 94,277.41

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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.