Home / 180,935.20-271,402.80-160,890.40

Finding the Fourth Proportional to 180,935.20, 271,402.80 and 160,890.40

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Solution

The fourth proportional to 180,935.20, 271,402.80 and 160,890.40 is: 241,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,935.20 : 271,402.80 = 160,890.40 : x
  2. Step 2: Convert to fraction form
    180,935.20/271,402.80 = 160,890.40/x
  3. Step 3: Cross multiply
    180,935.20x = 271,402.80 × 160,890.40
  4. Step 4: Simplify right side
    180,935.20x = 43,666,105,053.12
  5. Step 5: Solve for x
    x = 43,666,105,053.12/180,935.20
  6. Step 6: Final answer
    x = 241,335.60

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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.