Home / 93,290.16-139,942.76-29,243.92

Finding the Fourth Proportional to 93,290.16, 139,942.76 and 29,243.92

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Solution

The fourth proportional to 93,290.16, 139,942.76 and 29,243.92 is: 43,868.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,290.16 : 139,942.76 = 29,243.92 : x
  2. Step 2: Convert to fraction form
    93,290.16/139,942.76 = 29,243.92/x
  3. Step 3: Cross multiply
    93,290.16x = 139,942.76 × 29,243.92
  4. Step 4: Simplify right side
    93,290.16x = 4,092,474,878.02
  5. Step 5: Solve for x
    x = 4,092,474,878.02/93,290.16
  6. Step 6: Final answer
    x = 43,868.24

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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.