Home / 245,054.45-367,089.60-165,338.30

Finding the Fourth Proportional to 245,054.45, 367,089.60 and 165,338.30

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Solution

The fourth proportional to 245,054.45, 367,089.60 and 165,338.30 is: 247,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,054.45 : 367,089.60 = 165,338.30 : x
  2. Step 2: Convert to fraction form
    245,054.45/367,089.60 = 165,338.30/x
  3. Step 3: Cross multiply
    245,054.45x = 367,089.60 × 165,338.30
  4. Step 4: Simplify right side
    245,054.45x = 60,693,970,411.68
  5. Step 5: Solve for x
    x = 60,693,970,411.68/245,054.45
  6. Step 6: Final answer
    x = 247,675.45

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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.