Home / 114,311.37-171,475.19-39,430.38

Finding the Fourth Proportional to 114,311.37, 171,475.19 and 39,430.38

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Solution

The fourth proportional to 114,311.37, 171,475.19 and 39,430.38 is: 59,148.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,311.37 : 171,475.19 = 39,430.38 : x
  2. Step 2: Convert to fraction form
    114,311.37/171,475.19 = 39,430.38/x
  3. Step 3: Cross multiply
    114,311.37x = 171,475.19 × 39,430.38
  4. Step 4: Simplify right side
    114,311.37x = 6,761,331,902.27
  5. Step 5: Solve for x
    x = 6,761,331,902.27/114,311.37
  6. Step 6: Final answer
    x = 59,148.38

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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.