Home / 168,097.68-252,072.60-49,778.16

Finding the Fourth Proportional to 168,097.68, 252,072.60 and 49,778.16

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Solution

The fourth proportional to 168,097.68, 252,072.60 and 49,778.16 is: 74,645.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,097.68 : 252,072.60 = 49,778.16 : x
  2. Step 2: Convert to fraction form
    168,097.68/252,072.60 = 49,778.16/x
  3. Step 3: Cross multiply
    168,097.68x = 252,072.60 × 49,778.16
  4. Step 4: Simplify right side
    168,097.68x = 12,547,710,214.42
  5. Step 5: Solve for x
    x = 12,547,710,214.42/168,097.68
  6. Step 6: Final answer
    x = 74,645.35

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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.