Home / 93,579.93-140,328.39-58,039.80

Finding the Fourth Proportional to 93,579.93, 140,328.39 and 58,039.80

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Solution

The fourth proportional to 93,579.93, 140,328.39 and 58,039.80 is: 87,033.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,579.93 : 140,328.39 = 58,039.80 : x
  2. Step 2: Convert to fraction form
    93,579.93/140,328.39 = 58,039.80/x
  3. Step 3: Cross multiply
    93,579.93x = 140,328.39 × 58,039.80
  4. Step 4: Simplify right side
    93,579.93x = 8,144,631,689.92
  5. Step 5: Solve for x
    x = 8,144,631,689.92/93,579.93
  6. Step 6: Final answer
    x = 87,033.96

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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.