Home / 93,013.84-128,358.93-50,572.27

Finding the Fourth Proportional to 93,013.84, 128,358.93 and 50,572.27

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Solution

The fourth proportional to 93,013.84, 128,358.93 and 50,572.27 is: 69,789.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,013.84 : 128,358.93 = 50,572.27 : x
  2. Step 2: Convert to fraction form
    93,013.84/128,358.93 = 50,572.27/x
  3. Step 3: Cross multiply
    93,013.84x = 128,358.93 × 50,572.27
  4. Step 4: Simplify right side
    93,013.84x = 6,491,402,464.87
  5. Step 5: Solve for x
    x = 6,491,402,464.87/93,013.84
  6. Step 6: Final answer
    x = 69,789.64

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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.