Home / 136,178.70-204,202.44-47,430.24

Finding the Fourth Proportional to 136,178.70, 204,202.44 and 47,430.24

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Solution

The fourth proportional to 136,178.70, 204,202.44 and 47,430.24 is: 71,122.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,178.70 : 204,202.44 = 47,430.24 : x
  2. Step 2: Convert to fraction form
    136,178.70/204,202.44 = 47,430.24/x
  3. Step 3: Cross multiply
    136,178.70x = 204,202.44 × 47,430.24
  4. Step 4: Simplify right side
    136,178.70x = 9,685,370,737.79
  5. Step 5: Solve for x
    x = 9,685,370,737.79/136,178.70
  6. Step 6: Final answer
    x = 71,122.51

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1.5x scale

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.