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Finding the Fourth Proportional to 93,267.59, 128,709.30 and 50,826.13

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Solution

The fourth proportional to 93,267.59, 128,709.30 and 50,826.13 is: 70,140.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,267.59 : 128,709.30 = 50,826.13 : x
  2. Step 2: Convert to fraction form
    93,267.59/128,709.30 = 50,826.13/x
  3. Step 3: Cross multiply
    93,267.59x = 128,709.30 × 50,826.13
  4. Step 4: Simplify right side
    93,267.59x = 6,541,795,614.01
  5. Step 5: Solve for x
    x = 6,541,795,614.01/93,267.59
  6. Step 6: Final answer
    x = 70,140.07

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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.