Home / 294,148.16-405,916.57-166,821.02

Finding the Fourth Proportional to 294,148.16, 405,916.57 and 166,821.02

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Solution

The fourth proportional to 294,148.16, 405,916.57 and 166,821.02 is: 230,208.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,148.16 : 405,916.57 = 166,821.02 : x
  2. Step 2: Convert to fraction form
    294,148.16/405,916.57 = 166,821.02/x
  3. Step 3: Cross multiply
    294,148.16x = 405,916.57 × 166,821.02
  4. Step 4: Simplify right side
    294,148.16x = 67,715,416,242.30
  5. Step 5: Solve for x
    x = 67,715,416,242.30/294,148.16
  6. Step 6: Final answer
    x = 230,208.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.