Home / 242,556.20-364,050.30-142,591.40

Finding the Fourth Proportional to 242,556.20, 364,050.30 and 142,591.40

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Solution

The fourth proportional to 242,556.20, 364,050.30 and 142,591.40 is: 214,014.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,556.20 : 364,050.30 = 142,591.40 : x
  2. Step 2: Convert to fraction form
    242,556.20/364,050.30 = 142,591.40/x
  3. Step 3: Cross multiply
    242,556.20x = 364,050.30 × 142,591.40
  4. Step 4: Simplify right side
    242,556.20x = 51,910,441,947.42
  5. Step 5: Solve for x
    x = 51,910,441,947.42/242,556.20
  6. Step 6: Final answer
    x = 214,014.08

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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.