Home / 93,309.23-139,867.39-43,348.57

Finding the Fourth Proportional to 93,309.23, 139,867.39 and 43,348.57

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Solution

The fourth proportional to 93,309.23, 139,867.39 and 43,348.57 is: 64,978.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,309.23 : 139,867.39 = 43,348.57 : x
  2. Step 2: Convert to fraction form
    93,309.23/139,867.39 = 43,348.57/x
  3. Step 3: Cross multiply
    93,309.23x = 139,867.39 × 43,348.57
  4. Step 4: Simplify right side
    93,309.23x = 6,063,051,050.65
  5. Step 5: Solve for x
    x = 6,063,051,050.65/93,309.23
  6. Step 6: Final answer
    x = 64,978.04

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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.