Home / 370,890.10-556,092.15-146,115.10

Finding the Fourth Proportional to 370,890.10, 556,092.15 and 146,115.10

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Solution

The fourth proportional to 370,890.10, 556,092.15 and 146,115.10 is: 219,076.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,890.10 : 556,092.15 = 146,115.10 : x
  2. Step 2: Convert to fraction form
    370,890.10/556,092.15 = 146,115.10/x
  3. Step 3: Cross multiply
    370,890.10x = 556,092.15 × 146,115.10
  4. Step 4: Simplify right side
    370,890.10x = 81,253,460,106.47
  5. Step 5: Solve for x
    x = 81,253,460,106.47/370,890.10
  6. Step 6: Final answer
    x = 219,076.92

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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.