Home / 144,360.46-216,538.32-43,158.76

Finding the Fourth Proportional to 144,360.46, 216,538.32 and 43,158.76

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Solution

The fourth proportional to 144,360.46, 216,538.32 and 43,158.76 is: 64,737.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,360.46 : 216,538.32 = 43,158.76 : x
  2. Step 2: Convert to fraction form
    144,360.46/216,538.32 = 43,158.76/x
  3. Step 3: Cross multiply
    144,360.46x = 216,538.32 × 43,158.76
  4. Step 4: Simplify right side
    144,360.46x = 9,345,525,383.68
  5. Step 5: Solve for x
    x = 9,345,525,383.68/144,360.46
  6. Step 6: Final answer
    x = 64,737.43

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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.