Home / 370,828.82-556,215.27-118,099.10

Finding the Fourth Proportional to 370,828.82, 556,215.27 and 118,099.10

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Solution

The fourth proportional to 370,828.82, 556,215.27 and 118,099.10 is: 177,139.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,828.82 : 556,215.27 = 118,099.10 : x
  2. Step 2: Convert to fraction form
    370,828.82/556,215.27 = 118,099.10/x
  3. Step 3: Cross multiply
    370,828.82x = 556,215.27 × 118,099.10
  4. Step 4: Simplify right side
    370,828.82x = 65,688,522,793.26
  5. Step 5: Solve for x
    x = 65,688,522,793.26/370,828.82
  6. Step 6: Final answer
    x = 177,139.75

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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.