Home / 93,324.30-139,986.45-53,302.20

Finding the Fourth Proportional to 93,324.30, 139,986.45 and 53,302.20

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Solution

The fourth proportional to 93,324.30, 139,986.45 and 53,302.20 is: 79,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,324.30 : 139,986.45 = 53,302.20 : x
  2. Step 2: Convert to fraction form
    93,324.30/139,986.45 = 53,302.20/x
  3. Step 3: Cross multiply
    93,324.30x = 139,986.45 × 53,302.20
  4. Step 4: Simplify right side
    93,324.30x = 7,461,585,755.19
  5. Step 5: Solve for x
    x = 7,461,585,755.19/93,324.30
  6. Step 6: Final answer
    x = 79,953.30

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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.