Home / 149,064.57-205,707.40-110,994.37

Finding the Fourth Proportional to 149,064.57, 205,707.40 and 110,994.37

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Solution

The fourth proportional to 149,064.57, 205,707.40 and 110,994.37 is: 153,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,064.57 : 205,707.40 = 110,994.37 : x
  2. Step 2: Convert to fraction form
    149,064.57/205,707.40 = 110,994.37/x
  3. Step 3: Cross multiply
    149,064.57x = 205,707.40 × 110,994.37
  4. Step 4: Simplify right side
    149,064.57x = 22,832,362,475.58
  5. Step 5: Solve for x
    x = 22,832,362,475.58/149,064.57
  6. Step 6: Final answer
    x = 153,170.95

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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.