Home / 113,864.83-170,803.46-47,311.69

Finding the Fourth Proportional to 113,864.83, 170,803.46 and 47,311.69

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Solution

The fourth proportional to 113,864.83, 170,803.46 and 47,311.69 is: 70,970.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,864.83 : 170,803.46 = 47,311.69 : x
  2. Step 2: Convert to fraction form
    113,864.83/170,803.46 = 47,311.69/x
  3. Step 3: Cross multiply
    113,864.83x = 170,803.46 × 47,311.69
  4. Step 4: Simplify right side
    113,864.83x = 8,080,999,259.87
  5. Step 5: Solve for x
    x = 8,080,999,259.87/113,864.83
  6. Step 6: Final answer
    x = 70,970.11

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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.