Home / 93,107.36-128,491.05-52,822.82

Finding the Fourth Proportional to 93,107.36, 128,491.05 and 52,822.82

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Solution

The fourth proportional to 93,107.36, 128,491.05 and 52,822.82 is: 72,897.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,107.36 : 128,491.05 = 52,822.82 : x
  2. Step 2: Convert to fraction form
    93,107.36/128,491.05 = 52,822.82/x
  3. Step 3: Cross multiply
    93,107.36x = 128,491.05 × 52,822.82
  4. Step 4: Simplify right side
    93,107.36x = 6,787,258,963.31
  5. Step 5: Solve for x
    x = 6,787,258,963.31/93,107.36
  6. Step 6: Final answer
    x = 72,897.13

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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.