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Finding the Fourth Proportional to 180,940.60, 271,410.90 and 124,953.40

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Solution

The fourth proportional to 180,940.60, 271,410.90 and 124,953.40 is: 187,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,940.60 : 271,410.90 = 124,953.40 : x
  2. Step 2: Convert to fraction form
    180,940.60/271,410.90 = 124,953.40/x
  3. Step 3: Cross multiply
    180,940.60x = 271,410.90 × 124,953.40
  4. Step 4: Simplify right side
    180,940.60x = 33,913,714,752.06
  5. Step 5: Solve for x
    x = 33,913,714,752.06/180,940.60
  6. Step 6: Final answer
    x = 187,430.10

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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.