Home / 82,621.80-114,017.78-46,818.65

Finding the Fourth Proportional to 82,621.80, 114,017.78 and 46,818.65

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Solution

The fourth proportional to 82,621.80, 114,017.78 and 46,818.65 is: 64,609.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,621.80 : 114,017.78 = 46,818.65 : x
  2. Step 2: Convert to fraction form
    82,621.80/114,017.78 = 46,818.65/x
  3. Step 3: Cross multiply
    82,621.80x = 114,017.78 × 46,818.65
  4. Step 4: Simplify right side
    82,621.80x = 5,338,158,937.69
  5. Step 5: Solve for x
    x = 5,338,158,937.69/82,621.80
  6. Step 6: Final answer
    x = 64,609.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.