Home / 177,855.40-245,438.66-97,284.50

Finding the Fourth Proportional to 177,855.40, 245,438.66 and 97,284.50

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Solution

The fourth proportional to 177,855.40, 245,438.66 and 97,284.50 is: 134,251.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,855.40 : 245,438.66 = 97,284.50 : x
  2. Step 2: Convert to fraction form
    177,855.40/245,438.66 = 97,284.50/x
  3. Step 3: Cross multiply
    177,855.40x = 245,438.66 × 97,284.50
  4. Step 4: Simplify right side
    177,855.40x = 23,877,377,318.77
  5. Step 5: Solve for x
    x = 23,877,377,318.77/177,855.40
  6. Step 6: Final answer
    x = 134,251.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.