Home / 147,089.68-220,590.54-53,573.56

Finding the Fourth Proportional to 147,089.68, 220,590.54 and 53,573.56

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Solution

The fourth proportional to 147,089.68, 220,590.54 and 53,573.56 is: 80,344.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,089.68 : 220,590.54 = 53,573.56 : x
  2. Step 2: Convert to fraction form
    147,089.68/220,590.54 = 53,573.56/x
  3. Step 3: Cross multiply
    147,089.68x = 220,590.54 × 53,573.56
  4. Step 4: Simplify right side
    147,089.68x = 11,817,820,530.12
  5. Step 5: Solve for x
    x = 11,817,820,530.12/147,089.68
  6. Step 6: Final answer
    x = 80,344.32

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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.