Home / 144,770.90-217,145.55-60,509.30

Finding the Fourth Proportional to 144,770.90, 217,145.55 and 60,509.30

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Solution

The fourth proportional to 144,770.90, 217,145.55 and 60,509.30 is: 90,759.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,770.90 : 217,145.55 = 60,509.30 : x
  2. Step 2: Convert to fraction form
    144,770.90/217,145.55 = 60,509.30/x
  3. Step 3: Cross multiply
    144,770.90x = 217,145.55 × 60,509.30
  4. Step 4: Simplify right side
    144,770.90x = 13,139,325,228.62
  5. Step 5: Solve for x
    x = 13,139,325,228.62/144,770.90
  6. Step 6: Final answer
    x = 90,759.44

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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.