Home / 131,076.03-180,883.19-73,715.34

Finding the Fourth Proportional to 131,076.03, 180,883.19 and 73,715.34

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Solution

The fourth proportional to 131,076.03, 180,883.19 and 73,715.34 is: 101,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,076.03 : 180,883.19 = 73,715.34 : x
  2. Step 2: Convert to fraction form
    131,076.03/180,883.19 = 73,715.34/x
  3. Step 3: Cross multiply
    131,076.03x = 180,883.19 × 73,715.34
  4. Step 4: Simplify right side
    131,076.03x = 13,333,865,851.13
  5. Step 5: Solve for x
    x = 13,333,865,851.13/131,076.03
  6. Step 6: Final answer
    x = 101,726.20

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1.5x scale

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.