Home / 178,790.16-246,696.06-121,474.92

Finding the Fourth Proportional to 178,790.16, 246,696.06 and 121,474.92

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Solution

The fourth proportional to 178,790.16, 246,696.06 and 121,474.92 is: 167,612.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,790.16 : 246,696.06 = 121,474.92 : x
  2. Step 2: Convert to fraction form
    178,790.16/246,696.06 = 121,474.92/x
  3. Step 3: Cross multiply
    178,790.16x = 246,696.06 × 121,474.92
  4. Step 4: Simplify right side
    178,790.16x = 29,967,384,152.82
  5. Step 5: Solve for x
    x = 29,967,384,152.82/178,790.16
  6. Step 6: Final answer
    x = 167,612.04

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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.