Home / 94,976.26-142,423.89-28,415.32

Finding the Fourth Proportional to 94,976.26, 142,423.89 and 28,415.32

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Solution

The fourth proportional to 94,976.26, 142,423.89 and 28,415.32 is: 42,610.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,976.26 : 142,423.89 = 28,415.32 : x
  2. Step 2: Convert to fraction form
    94,976.26/142,423.89 = 28,415.32/x
  3. Step 3: Cross multiply
    94,976.26x = 142,423.89 × 28,415.32
  4. Step 4: Simplify right side
    94,976.26x = 4,047,020,409.99
  5. Step 5: Solve for x
    x = 4,047,020,409.99/94,976.26
  6. Step 6: Final answer
    x = 42,610.86

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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.