Home / 245,962.20-339,555.78-165,811.08

Finding the Fourth Proportional to 245,962.20, 339,555.78 and 165,811.08

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Solution

The fourth proportional to 245,962.20, 339,555.78 and 165,811.08 is: 228,905.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,962.20 : 339,555.78 = 165,811.08 : x
  2. Step 2: Convert to fraction form
    245,962.20/339,555.78 = 165,811.08/x
  3. Step 3: Cross multiply
    245,962.20x = 339,555.78 × 165,811.08
  4. Step 4: Simplify right side
    245,962.20x = 56,302,110,602.04
  5. Step 5: Solve for x
    x = 56,302,110,602.04/245,962.20
  6. Step 6: Final answer
    x = 228,905.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.