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Finding the Fourth Proportional to 181,602.40, 271,885.20 and 160,866.40

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Solution

The fourth proportional to 181,602.40, 271,885.20 and 160,866.40 is: 240,840.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,602.40 : 271,885.20 = 160,866.40 : x
  2. Step 2: Convert to fraction form
    181,602.40/271,885.20 = 160,866.40/x
  3. Step 3: Cross multiply
    181,602.40x = 271,885.20 × 160,866.40
  4. Step 4: Simplify right side
    181,602.40x = 43,737,193,337.28
  5. Step 5: Solve for x
    x = 43,737,193,337.28/181,602.40
  6. Step 6: Final answer
    x = 240,840.39

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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.