Home / 93,063.74-128,428.96-50,622.38

Finding the Fourth Proportional to 93,063.74, 128,428.96 and 50,622.38

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Solution

The fourth proportional to 93,063.74, 128,428.96 and 50,622.38 is: 69,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,063.74 : 128,428.96 = 50,622.38 : x
  2. Step 2: Convert to fraction form
    93,063.74/128,428.96 = 50,622.38/x
  3. Step 3: Cross multiply
    93,063.74x = 128,428.96 × 50,622.38
  4. Step 4: Simplify right side
    93,063.74x = 6,501,378,973.98
  5. Step 5: Solve for x
    x = 6,501,378,973.98/93,063.74
  6. Step 6: Final answer
    x = 69,859.42

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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.