Home / 101,546,434.08-140,135,086.80-55,137,069.36

Finding the Fourth Proportional to 101,546,434.08, 140,135,086.80 and 55,137,069.36

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Solution

The fourth proportional to 101,546,434.08, 140,135,086.80 and 55,137,069.36 is: 76,089,702.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,546,434.08 : 140,135,086.80 = 55,137,069.36 : x
  2. Step 2: Convert to fraction form
    101,546,434.08/140,135,086.80 = 55,137,069.36/x
  3. Step 3: Cross multiply
    101,546,434.08x = 140,135,086.80 × 55,137,069.36
  4. Step 4: Simplify right side
    101,546,434.08x = 7,726,638,000,661,221
  5. Step 5: Solve for x
    x = 7,726,638,000,661,221/101,546,434.08
  6. Step 6: Final answer
    x = 76,089,702.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.