Home / 535,123.14-802,683.09-135,763.17

Finding the Fourth Proportional to 535,123.14, 802,683.09 and 135,763.17

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Solution

The fourth proportional to 535,123.14, 802,683.09 and 135,763.17 is: 203,644.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,123.14 : 802,683.09 = 135,763.17 : x
  2. Step 2: Convert to fraction form
    535,123.14/802,683.09 = 135,763.17/x
  3. Step 3: Cross multiply
    535,123.14x = 802,683.09 × 135,763.17
  4. Step 4: Simplify right side
    535,123.14x = 108,974,800,803.80
  5. Step 5: Solve for x
    x = 108,974,800,803.80/535,123.14
  6. Step 6: Final answer
    x = 203,644.34

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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.