Home / 180,837.60-271,256.40-171,621.60

Finding the Fourth Proportional to 180,837.60, 271,256.40 and 171,621.60

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Solution

The fourth proportional to 180,837.60, 271,256.40 and 171,621.60 is: 257,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,837.60 : 271,256.40 = 171,621.60 : x
  2. Step 2: Convert to fraction form
    180,837.60/271,256.40 = 171,621.60/x
  3. Step 3: Cross multiply
    180,837.60x = 271,256.40 × 171,621.60
  4. Step 4: Simplify right side
    180,837.60x = 46,553,457,378.24
  5. Step 5: Solve for x
    x = 46,553,457,378.24/180,837.60
  6. Step 6: Final answer
    x = 257,432.40

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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.