Home / 101,522,209.48-140,102,352.69-55,112,463.25

Finding the Fourth Proportional to 101,522,209.48, 140,102,352.69 and 55,112,463.25

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Solution

The fourth proportional to 101,522,209.48, 140,102,352.69 and 55,112,463.25 is: 76,056,124.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,522,209.48 : 140,102,352.69 = 55,112,463.25 : x
  2. Step 2: Convert to fraction form
    101,522,209.48/140,102,352.69 = 55,112,463.25/x
  3. Step 3: Cross multiply
    101,522,209.48x = 140,102,352.69 × 55,112,463.25
  4. Step 4: Simplify right side
    101,522,209.48x = 7,721,385,763,866,164
  5. Step 5: Solve for x
    x = 7,721,385,763,866,164/101,522,209.48
  6. Step 6: Final answer
    x = 76,056,124.11

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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.