Home / 180,864.88-271,377.96-70,065.52

Finding the Fourth Proportional to 180,864.88, 271,377.96 and 70,065.52

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Solution

The fourth proportional to 180,864.88, 271,377.96 and 70,065.52 is: 105,129.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,864.88 : 271,377.96 = 70,065.52 : x
  2. Step 2: Convert to fraction form
    180,864.88/271,377.96 = 70,065.52/x
  3. Step 3: Cross multiply
    180,864.88x = 271,377.96 × 70,065.52
  4. Step 4: Simplify right side
    180,864.88x = 19,014,237,883.94
  5. Step 5: Solve for x
    x = 19,014,237,883.94/180,864.88
  6. Step 6: Final answer
    x = 105,129.52

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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.