Home / 370,819.56-556,201.40-118,089.84

Finding the Fourth Proportional to 370,819.56, 556,201.40 and 118,089.84

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Solution

The fourth proportional to 370,819.56, 556,201.40 and 118,089.84 is: 177,125.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,819.56 : 556,201.40 = 118,089.84 : x
  2. Step 2: Convert to fraction form
    370,819.56/556,201.40 = 118,089.84/x
  3. Step 3: Cross multiply
    370,819.56x = 556,201.40 × 118,089.84
  4. Step 4: Simplify right side
    370,819.56x = 65,681,734,333.78
  5. Step 5: Solve for x
    x = 65,681,734,333.78/370,819.56
  6. Step 6: Final answer
    x = 177,125.86

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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.