Home / 209,924.08-314,884.80-52,152.48

Finding the Fourth Proportional to 209,924.08, 314,884.80 and 52,152.48

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Solution

The fourth proportional to 209,924.08, 314,884.80 and 52,152.48 is: 78,228.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,924.08 : 314,884.80 = 52,152.48 : x
  2. Step 2: Convert to fraction form
    209,924.08/314,884.80 = 52,152.48/x
  3. Step 3: Cross multiply
    209,924.08x = 314,884.80 × 52,152.48
  4. Step 4: Simplify right side
    209,924.08x = 16,422,023,234.30
  5. Step 5: Solve for x
    x = 16,422,023,234.30/209,924.08
  6. Step 6: Final answer
    x = 78,228.39

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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.