Home / 104,940.03-144,813.01-57,192.35

Finding the Fourth Proportional to 104,940.03, 144,813.01 and 57,192.35

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Solution

The fourth proportional to 104,940.03, 144,813.01 and 57,192.35 is: 78,923.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,940.03 : 144,813.01 = 57,192.35 : x
  2. Step 2: Convert to fraction form
    104,940.03/144,813.01 = 57,192.35/x
  3. Step 3: Cross multiply
    104,940.03x = 144,813.01 × 57,192.35
  4. Step 4: Simplify right side
    104,940.03x = 8,282,196,352.47
  5. Step 5: Solve for x
    x = 8,282,196,352.47/104,940.03
  6. Step 6: Final answer
    x = 78,923.14

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1.5x scale

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.