Home / 147,999.15-221,998.73-144,499.95

Finding the Fourth Proportional to 147,999.15, 221,998.73 and 144,499.95

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Solution

The fourth proportional to 147,999.15, 221,998.73 and 144,499.95 is: 216,749.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,999.15 : 221,998.73 = 144,499.95 : x
  2. Step 2: Convert to fraction form
    147,999.15/221,998.73 = 144,499.95/x
  3. Step 3: Cross multiply
    147,999.15x = 221,998.73 × 144,499.95
  4. Step 4: Simplify right side
    147,999.15x = 32,078,804,662.56
  5. Step 5: Solve for x
    x = 32,078,804,662.56/147,999.15
  6. Step 6: Final answer
    x = 216,749.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.