Home / 194,635.90-292,083.45-89,400.70

Finding the Fourth Proportional to 194,635.90, 292,083.45 and 89,400.70

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Solution

The fourth proportional to 194,635.90, 292,083.45 and 89,400.70 is: 134,160.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,635.90 : 292,083.45 = 89,400.70 : x
  2. Step 2: Convert to fraction form
    194,635.90/292,083.45 = 89,400.70/x
  3. Step 3: Cross multiply
    194,635.90x = 292,083.45 × 89,400.70
  4. Step 4: Simplify right side
    194,635.90x = 26,112,464,888.42
  5. Step 5: Solve for x
    x = 26,112,464,888.42/194,635.90
  6. Step 6: Final answer
    x = 134,160.58

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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.