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Finding the Fourth Proportional to 111,946.60, 168,114.30 and 59,458.60

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Solution

The fourth proportional to 111,946.60, 168,114.30 and 59,458.60 is: 89,291.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,946.60 : 168,114.30 = 59,458.60 : x
  2. Step 2: Convert to fraction form
    111,946.60/168,114.30 = 59,458.60/x
  3. Step 3: Cross multiply
    111,946.60x = 168,114.30 × 59,458.60
  4. Step 4: Simplify right side
    111,946.60x = 9,995,840,917.98
  5. Step 5: Solve for x
    x = 9,995,840,917.98/111,946.60
  6. Step 6: Final answer
    x = 89,291.15

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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.