Home / 93,006.80-139,425.08-40,397.36

Finding the Fourth Proportional to 93,006.80, 139,425.08 and 40,397.36

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Solution

The fourth proportional to 93,006.80, 139,425.08 and 40,397.36 is: 60,559.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,006.80 : 139,425.08 = 40,397.36 : x
  2. Step 2: Convert to fraction form
    93,006.80/139,425.08 = 40,397.36/x
  3. Step 3: Cross multiply
    93,006.80x = 139,425.08 × 40,397.36
  4. Step 4: Simplify right side
    93,006.80x = 5,632,405,149.79
  5. Step 5: Solve for x
    x = 5,632,405,149.79/93,006.80
  6. Step 6: Final answer
    x = 60,559.07

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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.