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Finding the Fourth Proportional to 168,303.58, 252,468.82 and 55,979.74

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Solution

The fourth proportional to 168,303.58, 252,468.82 and 55,979.74 is: 83,974.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,303.58 : 252,468.82 = 55,979.74 : x
  2. Step 2: Convert to fraction form
    168,303.58/252,468.82 = 55,979.74/x
  3. Step 3: Cross multiply
    168,303.58x = 252,468.82 × 55,979.74
  4. Step 4: Simplify right side
    168,303.58x = 14,133,138,901.71
  5. Step 5: Solve for x
    x = 14,133,138,901.71/168,303.58
  6. Step 6: Final answer
    x = 83,974.08

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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.