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Finding the Fourth Proportional to 250,692.92, 375,928.68 and 117,465.56

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Solution

The fourth proportional to 250,692.92, 375,928.68 and 117,465.56 is: 176,146.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,692.92 : 375,928.68 = 117,465.56 : x
  2. Step 2: Convert to fraction form
    250,692.92/375,928.68 = 117,465.56/x
  3. Step 3: Cross multiply
    250,692.92x = 375,928.68 × 117,465.56
  4. Step 4: Simplify right side
    250,692.92x = 44,158,672,916.26
  5. Step 5: Solve for x
    x = 44,158,672,916.26/250,692.92
  6. Step 6: Final answer
    x = 176,146.47

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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.