Home / 93,139.83-139,711.06-26,579.97

Finding the Fourth Proportional to 93,139.83, 139,711.06 and 26,579.97

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Solution

The fourth proportional to 93,139.83, 139,711.06 and 26,579.97 is: 39,870.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,139.83 : 139,711.06 = 26,579.97 : x
  2. Step 2: Convert to fraction form
    93,139.83/139,711.06 = 26,579.97/x
  3. Step 3: Cross multiply
    93,139.83x = 139,711.06 × 26,579.97
  4. Step 4: Simplify right side
    93,139.83x = 3,713,515,816.69
  5. Step 5: Solve for x
    x = 3,713,515,816.69/93,139.83
  6. Step 6: Final answer
    x = 39,870.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.