Home / 101,522,176.18-140,102,306.91-55,112,430.07

Finding the Fourth Proportional to 101,522,176.18, 140,102,306.91 and 55,112,430.07

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Solution

The fourth proportional to 101,522,176.18, 140,102,306.91 and 55,112,430.07 is: 76,056,078.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,522,176.18 : 140,102,306.91 = 55,112,430.07 : x
  2. Step 2: Convert to fraction form
    101,522,176.18/140,102,306.91 = 55,112,430.07/x
  3. Step 3: Cross multiply
    101,522,176.18x = 140,102,306.91 × 55,112,430.07
  4. Step 4: Simplify right side
    101,522,176.18x = 7,721,378,592,223,053
  5. Step 5: Solve for x
    x = 7,721,378,592,223,053/101,522,176.18
  6. Step 6: Final answer
    x = 76,056,078.41

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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.