Home / 113,806.10-170,612.75-47,204.66

Finding the Fourth Proportional to 113,806.10, 170,612.75 and 47,204.66

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Solution

The fourth proportional to 113,806.10, 170,612.75 and 47,204.66 is: 70,767.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,806.10 : 170,612.75 = 47,204.66 : x
  2. Step 2: Convert to fraction form
    113,806.10/170,612.75 = 47,204.66/x
  3. Step 3: Cross multiply
    113,806.10x = 170,612.75 × 47,204.66
  4. Step 4: Simplify right side
    113,806.10x = 8,053,716,855.42
  5. Step 5: Solve for x
    x = 8,053,716,855.42/113,806.10
  6. Step 6: Final answer
    x = 70,767.01

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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.