Home / 271,488.40-407,135.04-93,947.20

Finding the Fourth Proportional to 271,488.40, 407,135.04 and 93,947.20

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Solution

The fourth proportional to 271,488.40, 407,135.04 and 93,947.20 is: 140,887.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,488.40 : 407,135.04 = 93,947.20 : x
  2. Step 2: Convert to fraction form
    271,488.40/407,135.04 = 93,947.20/x
  3. Step 3: Cross multiply
    271,488.40x = 407,135.04 × 93,947.20
  4. Step 4: Simplify right side
    271,488.40x = 38,249,197,029.89
  5. Step 5: Solve for x
    x = 38,249,197,029.89/271,488.40
  6. Step 6: Final answer
    x = 140,887.04

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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.