Home / 146,984.76-202,838.70-79,916.60

Finding the Fourth Proportional to 146,984.76, 202,838.70 and 79,916.60

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Solution

The fourth proportional to 146,984.76, 202,838.70 and 79,916.60 is: 110,284.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,984.76 : 202,838.70 = 79,916.60 : x
  2. Step 2: Convert to fraction form
    146,984.76/202,838.70 = 79,916.60/x
  3. Step 3: Cross multiply
    146,984.76x = 202,838.70 × 79,916.60
  4. Step 4: Simplify right side
    146,984.76x = 16,210,179,252.42
  5. Step 5: Solve for x
    x = 16,210,179,252.42/146,984.76
  6. Step 6: Final answer
    x = 110,284.76

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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.