Home / 101,012.93-151,518.40-38,683.43

Finding the Fourth Proportional to 101,012.93, 151,518.40 and 38,683.43

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Solution

The fourth proportional to 101,012.93, 151,518.40 and 38,683.43 is: 58,024.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,012.93 : 151,518.40 = 38,683.43 : x
  2. Step 2: Convert to fraction form
    101,012.93/151,518.40 = 38,683.43/x
  3. Step 3: Cross multiply
    101,012.93x = 151,518.40 × 38,683.43
  4. Step 4: Simplify right side
    101,012.93x = 5,861,251,702.20
  5. Step 5: Solve for x
    x = 5,861,251,702.20/101,012.93
  6. Step 6: Final answer
    x = 58,024.77

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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.