Home / 170,743.91-256,116.47-52,415.24

Finding the Fourth Proportional to 170,743.91, 256,116.47 and 52,415.24

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Solution

The fourth proportional to 170,743.91, 256,116.47 and 52,415.24 is: 78,623.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,743.91 : 256,116.47 = 52,415.24 : x
  2. Step 2: Convert to fraction form
    170,743.91/256,116.47 = 52,415.24/x
  3. Step 3: Cross multiply
    170,743.91x = 256,116.47 × 52,415.24
  4. Step 4: Simplify right side
    170,743.91x = 13,424,404,700.34
  5. Step 5: Solve for x
    x = 13,424,404,700.34/170,743.91
  6. Step 6: Final answer
    x = 78,623.04

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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.