Home / 178,080.08-267,077.96-51,686.64

Finding the Fourth Proportional to 178,080.08, 267,077.96 and 51,686.64

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Solution

The fourth proportional to 178,080.08, 267,077.96 and 51,686.64 is: 77,517.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,080.08 : 267,077.96 = 51,686.64 : x
  2. Step 2: Convert to fraction form
    178,080.08/267,077.96 = 51,686.64/x
  3. Step 3: Cross multiply
    178,080.08x = 267,077.96 × 51,686.64
  4. Step 4: Simplify right side
    178,080.08x = 13,804,362,370.45
  5. Step 5: Solve for x
    x = 13,804,362,370.45/178,080.08
  6. Step 6: Final answer
    x = 77,517.72

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1.5x scale

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.