Home / 113,647.86-170,596.33-47,134.71

Finding the Fourth Proportional to 113,647.86, 170,596.33 and 47,134.71

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Solution

The fourth proportional to 113,647.86, 170,596.33 and 47,134.71 is: 70,753.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,647.86 : 170,596.33 = 47,134.71 : x
  2. Step 2: Convert to fraction form
    113,647.86/170,596.33 = 47,134.71/x
  3. Step 3: Cross multiply
    113,647.86x = 170,596.33 × 47,134.71
  4. Step 4: Simplify right side
    113,647.86x = 8,041,008,423.78
  5. Step 5: Solve for x
    x = 8,041,008,423.78/113,647.86
  6. Step 6: Final answer
    x = 70,753.72

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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.