Home / 178,634.72-246,528.36-118,100.18

Finding the Fourth Proportional to 178,634.72, 246,528.36 and 118,100.18

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Solution

The fourth proportional to 178,634.72, 246,528.36 and 118,100.18 is: 162,986.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,634.72 : 246,528.36 = 118,100.18 : x
  2. Step 2: Convert to fraction form
    178,634.72/246,528.36 = 118,100.18/x
  3. Step 3: Cross multiply
    178,634.72x = 246,528.36 × 118,100.18
  4. Step 4: Simplify right side
    178,634.72x = 29,115,043,691.10
  5. Step 5: Solve for x
    x = 29,115,043,691.10/178,634.72
  6. Step 6: Final answer
    x = 162,986.48

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1.5x scale

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.