Home / 113,077.72-169,477.26-46,476.28

Finding the Fourth Proportional to 113,077.72, 169,477.26 and 46,476.28

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Solution

The fourth proportional to 113,077.72, 169,477.26 and 46,476.28 is: 69,657.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,077.72 : 169,477.26 = 46,476.28 : x
  2. Step 2: Convert to fraction form
    113,077.72/169,477.26 = 46,476.28/x
  3. Step 3: Cross multiply
    113,077.72x = 169,477.26 × 46,476.28
  4. Step 4: Simplify right side
    113,077.72x = 7,876,672,589.39
  5. Step 5: Solve for x
    x = 7,876,672,589.39/113,077.72
  6. Step 6: Final answer
    x = 69,657.16

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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.