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Finding the Fourth Proportional to 93,296.27, 128,748.74 and 50,854.79

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Solution

The fourth proportional to 93,296.27, 128,748.74 and 50,854.79 is: 70,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,296.27 : 128,748.74 = 50,854.79 : x
  2. Step 2: Convert to fraction form
    93,296.27/128,748.74 = 50,854.79/x
  3. Step 3: Cross multiply
    93,296.27x = 128,748.74 × 50,854.79
  4. Step 4: Simplify right side
    93,296.27x = 6,547,489,237.45
  5. Step 5: Solve for x
    x = 6,547,489,237.45/93,296.27
  6. Step 6: Final answer
    x = 70,179.54

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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.