Home / 178,696.64-246,551.04-115,071.36

Finding the Fourth Proportional to 178,696.64, 246,551.04 and 115,071.36

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Solution

The fourth proportional to 178,696.64, 246,551.04 and 115,071.36 is: 158,766.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,696.64 : 246,551.04 = 115,071.36 : x
  2. Step 2: Convert to fraction form
    178,696.64/246,551.04 = 115,071.36/x
  3. Step 3: Cross multiply
    178,696.64x = 246,551.04 × 115,071.36
  4. Step 4: Simplify right side
    178,696.64x = 28,370,963,482.21
  5. Step 5: Solve for x
    x = 28,370,963,482.21/178,696.64
  6. Step 6: Final answer
    x = 158,766.07

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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.