Home / 194,971.38-292,455.54-79,565.46

Finding the Fourth Proportional to 194,971.38, 292,455.54 and 79,565.46

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Solution

The fourth proportional to 194,971.38, 292,455.54 and 79,565.46 is: 119,347.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,971.38 : 292,455.54 = 79,565.46 : x
  2. Step 2: Convert to fraction form
    194,971.38/292,455.54 = 79,565.46/x
  3. Step 3: Cross multiply
    194,971.38x = 292,455.54 × 79,565.46
  4. Step 4: Simplify right side
    194,971.38x = 23,269,359,569.65
  5. Step 5: Solve for x
    x = 23,269,359,569.65/194,971.38
  6. Step 6: Final answer
    x = 119,347.57

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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.