Home / 93,696.64-129,301.32-51,255.16

Finding the Fourth Proportional to 93,696.64, 129,301.32 and 51,255.16

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Solution

The fourth proportional to 93,696.64, 129,301.32 and 51,255.16 is: 70,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,696.64 : 129,301.32 = 51,255.16 : x
  2. Step 2: Convert to fraction form
    93,696.64/129,301.32 = 51,255.16/x
  3. Step 3: Cross multiply
    93,696.64x = 129,301.32 × 51,255.16
  4. Step 4: Simplify right side
    93,696.64x = 6,627,359,844.81
  5. Step 5: Solve for x
    x = 6,627,359,844.81/93,696.64
  6. Step 6: Final answer
    x = 70,732.10

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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.