Home / 194,004.25-290,442.92-118,897.20

Finding the Fourth Proportional to 194,004.25, 290,442.92 and 118,897.20

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Solution

The fourth proportional to 194,004.25, 290,442.92 and 118,897.20 is: 178,000.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,004.25 : 290,442.92 = 118,897.20 : x
  2. Step 2: Convert to fraction form
    194,004.25/290,442.92 = 118,897.20/x
  3. Step 3: Cross multiply
    194,004.25x = 290,442.92 × 118,897.20
  4. Step 4: Simplify right side
    194,004.25x = 34,532,849,353.34
  5. Step 5: Solve for x
    x = 34,532,849,353.34/194,004.25
  6. Step 6: Final answer
    x = 178,000.48

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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.