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Finding the Fourth Proportional to 117,301.80, 175,952.70 and 28,554.60

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Solution

The fourth proportional to 117,301.80, 175,952.70 and 28,554.60 is: 42,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,301.80 : 175,952.70 = 28,554.60 : x
  2. Step 2: Convert to fraction form
    117,301.80/175,952.70 = 28,554.60/x
  3. Step 3: Cross multiply
    117,301.80x = 175,952.70 × 28,554.60
  4. Step 4: Simplify right side
    117,301.80x = 5,024,258,967.42
  5. Step 5: Solve for x
    x = 5,024,258,967.42/117,301.80
  6. Step 6: Final answer
    x = 42,831.90

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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.