Home / 93,123.03-128,511.45-50,682.27

Finding the Fourth Proportional to 93,123.03, 128,511.45 and 50,682.27

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Solution

The fourth proportional to 93,123.03, 128,511.45 and 50,682.27 is: 69,942.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,123.03 : 128,511.45 = 50,682.27 : x
  2. Step 2: Convert to fraction form
    93,123.03/128,511.45 = 50,682.27/x
  3. Step 3: Cross multiply
    93,123.03x = 128,511.45 × 50,682.27
  4. Step 4: Simplify right side
    93,123.03x = 6,513,252,006.99
  5. Step 5: Solve for x
    x = 6,513,252,006.99/93,123.03
  6. Step 6: Final answer
    x = 69,942.44

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1.5x scale

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.