Home / 178,272.06-267,412.77-51,907.20

Finding the Fourth Proportional to 178,272.06, 267,412.77 and 51,907.20

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Solution

The fourth proportional to 178,272.06, 267,412.77 and 51,907.20 is: 77,862.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,272.06 : 267,412.77 = 51,907.20 : x
  2. Step 2: Convert to fraction form
    178,272.06/267,412.77 = 51,907.20/x
  3. Step 3: Cross multiply
    178,272.06x = 267,412.77 × 51,907.20
  4. Step 4: Simplify right side
    178,272.06x = 13,880,648,134.94
  5. Step 5: Solve for x
    x = 13,880,648,134.94/178,272.06
  6. Step 6: Final answer
    x = 77,862.16

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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.