Home / 93,383.71-128,869.36-50,942.25

Finding the Fourth Proportional to 93,383.71, 128,869.36 and 50,942.25

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Solution

The fourth proportional to 93,383.71, 128,869.36 and 50,942.25 is: 70,300.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,383.71 : 128,869.36 = 50,942.25 : x
  2. Step 2: Convert to fraction form
    93,383.71/128,869.36 = 50,942.25/x
  3. Step 3: Cross multiply
    93,383.71x = 128,869.36 × 50,942.25
  4. Step 4: Simplify right side
    93,383.71x = 6,564,895,154.46
  5. Step 5: Solve for x
    x = 6,564,895,154.46/93,383.71
  6. Step 6: Final answer
    x = 70,300.22

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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.