Home / 188,880.90-283,352.10-55,774.62

Finding the Fourth Proportional to 188,880.90, 283,352.10 and 55,774.62

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Solution

The fourth proportional to 188,880.90, 283,352.10 and 55,774.62 is: 83,671.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,880.90 : 283,352.10 = 55,774.62 : x
  2. Step 2: Convert to fraction form
    188,880.90/283,352.10 = 55,774.62/x
  3. Step 3: Cross multiply
    188,880.90x = 283,352.10 × 55,774.62
  4. Step 4: Simplify right side
    188,880.90x = 15,803,855,703.70
  5. Step 5: Solve for x
    x = 15,803,855,703.70/188,880.90
  6. Step 6: Final answer
    x = 83,671.01

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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.