Home / 169,443.02-254,166.35-51,115.38

Finding the Fourth Proportional to 169,443.02, 254,166.35 and 51,115.38

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Solution

The fourth proportional to 169,443.02, 254,166.35 and 51,115.38 is: 76,673.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,443.02 : 254,166.35 = 51,115.38 : x
  2. Step 2: Convert to fraction form
    169,443.02/254,166.35 = 51,115.38/x
  3. Step 3: Cross multiply
    169,443.02x = 254,166.35 × 51,115.38
  4. Step 4: Simplify right side
    169,443.02x = 12,991,809,307.89
  5. Step 5: Solve for x
    x = 12,991,809,307.89/169,443.02
  6. Step 6: Final answer
    x = 76,673.62

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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.