Home / 170,784.72-256,204.62-64,176.98

Finding the Fourth Proportional to 170,784.72, 256,204.62 and 64,176.98

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Solution

The fourth proportional to 170,784.72, 256,204.62 and 64,176.98 is: 96,275.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,784.72 : 256,204.62 = 64,176.98 : x
  2. Step 2: Convert to fraction form
    170,784.72/256,204.62 = 64,176.98/x
  3. Step 3: Cross multiply
    170,784.72x = 256,204.62 × 64,176.98
  4. Step 4: Simplify right side
    170,784.72x = 16,442,437,492.62
  5. Step 5: Solve for x
    x = 16,442,437,492.62/170,784.72
  6. Step 6: Final answer
    x = 96,275.81

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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.