Home / 121,576.12-182,391.16-46,696.32

Finding the Fourth Proportional to 121,576.12, 182,391.16 and 46,696.32

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Solution

The fourth proportional to 121,576.12, 182,391.16 and 46,696.32 is: 70,054.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,576.12 : 182,391.16 = 46,696.32 : x
  2. Step 2: Convert to fraction form
    121,576.12/182,391.16 = 46,696.32/x
  3. Step 3: Cross multiply
    121,576.12x = 182,391.16 × 46,696.32
  4. Step 4: Simplify right side
    121,576.12x = 8,516,995,972.53
  5. Step 5: Solve for x
    x = 8,516,995,972.53/121,576.12
  6. Step 6: Final answer
    x = 70,054.84

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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.