Home / 194,107.32-290,864.52-130,693.23

Finding the Fourth Proportional to 194,107.32, 290,864.52 and 130,693.23

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Solution

The fourth proportional to 194,107.32, 290,864.52 and 130,693.23 is: 195,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,107.32 : 290,864.52 = 130,693.23 : x
  2. Step 2: Convert to fraction form
    194,107.32/290,864.52 = 130,693.23/x
  3. Step 3: Cross multiply
    194,107.32x = 290,864.52 × 130,693.23
  4. Step 4: Simplify right side
    194,107.32x = 38,014,023,611.20
  5. Step 5: Solve for x
    x = 38,014,023,611.20/194,107.32
  6. Step 6: Final answer
    x = 195,840.24

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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.