Home / 104,047.62-143,585.49-56,300.95

Finding the Fourth Proportional to 104,047.62, 143,585.49 and 56,300.95

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Solution

The fourth proportional to 104,047.62, 143,585.49 and 56,300.95 is: 77,695.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,047.62 : 143,585.49 = 56,300.95 : x
  2. Step 2: Convert to fraction form
    104,047.62/143,585.49 = 56,300.95/x
  3. Step 3: Cross multiply
    104,047.62x = 143,585.49 × 56,300.95
  4. Step 4: Simplify right side
    104,047.62x = 8,083,999,493.22
  5. Step 5: Solve for x
    x = 8,083,999,493.22/104,047.62
  6. Step 6: Final answer
    x = 77,695.19

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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.