Home / 207,056.64-285,753.60-116,423.04

Finding the Fourth Proportional to 207,056.64, 285,753.60 and 116,423.04

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Solution

The fourth proportional to 207,056.64, 285,753.60 and 116,423.04 is: 160,672.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,056.64 : 285,753.60 = 116,423.04 : x
  2. Step 2: Convert to fraction form
    207,056.64/285,753.60 = 116,423.04/x
  3. Step 3: Cross multiply
    207,056.64x = 285,753.60 × 116,423.04
  4. Step 4: Simplify right side
    207,056.64x = 33,268,302,802.94
  5. Step 5: Solve for x
    x = 33,268,302,802.94/207,056.64
  6. Step 6: Final answer
    x = 160,672.47

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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.