Home / 93,146.36-139,641.17-40,516.20

Finding the Fourth Proportional to 93,146.36, 139,641.17 and 40,516.20

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Solution

The fourth proportional to 93,146.36, 139,641.17 and 40,516.20 is: 60,740.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,146.36 : 139,641.17 = 40,516.20 : x
  2. Step 2: Convert to fraction form
    93,146.36/139,641.17 = 40,516.20/x
  3. Step 3: Cross multiply
    93,146.36x = 139,641.17 × 40,516.20
  4. Step 4: Simplify right side
    93,146.36x = 5,657,729,369.37
  5. Step 5: Solve for x
    x = 5,657,729,369.37/93,146.36
  6. Step 6: Final answer
    x = 60,740.21

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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.