Home / 149,028.40-205,577.22-94,480.84

Finding the Fourth Proportional to 149,028.40, 205,577.22 and 94,480.84

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Solution

The fourth proportional to 149,028.40, 205,577.22 and 94,480.84 is: 130,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,028.40 : 205,577.22 = 94,480.84 : x
  2. Step 2: Convert to fraction form
    149,028.40/205,577.22 = 94,480.84/x
  3. Step 3: Cross multiply
    149,028.40x = 205,577.22 × 94,480.84
  4. Step 4: Simplify right side
    149,028.40x = 19,423,108,430.46
  5. Step 5: Solve for x
    x = 19,423,108,430.46/149,028.40
  6. Step 6: Final answer
    x = 130,331.59

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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.