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Finding the Fourth Proportional to 115,088.47, 158,822.03 and 67,350.92

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Solution

The fourth proportional to 115,088.47, 158,822.03 and 67,350.92 is: 92,944.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,088.47 : 158,822.03 = 67,350.92 : x
  2. Step 2: Convert to fraction form
    115,088.47/158,822.03 = 67,350.92/x
  3. Step 3: Cross multiply
    115,088.47x = 158,822.03 × 67,350.92
  4. Step 4: Simplify right side
    115,088.47x = 10,696,809,211.03
  5. Step 5: Solve for x
    x = 10,696,809,211.03/115,088.47
  6. Step 6: Final answer
    x = 92,944.23

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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.