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Finding the Fourth Proportional to 93,263.69, 128,703.49 and 50,822.22

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Solution

The fourth proportional to 93,263.69, 128,703.49 and 50,822.22 is: 70,134.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,263.69 : 128,703.49 = 50,822.22 : x
  2. Step 2: Convert to fraction form
    93,263.69/128,703.49 = 50,822.22/x
  3. Step 3: Cross multiply
    93,263.69x = 128,703.49 × 50,822.22
  4. Step 4: Simplify right side
    93,263.69x = 6,540,997,083.55
  5. Step 5: Solve for x
    x = 6,540,997,083.55/93,263.69
  6. Step 6: Final answer
    x = 70,134.44

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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.