Home / 148,290.04-204,643.56-84,626.56

Finding the Fourth Proportional to 148,290.04, 204,643.56 and 84,626.56

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Solution

The fourth proportional to 148,290.04, 204,643.56 and 84,626.56 is: 116,786.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,290.04 : 204,643.56 = 84,626.56 : x
  2. Step 2: Convert to fraction form
    148,290.04/204,643.56 = 84,626.56/x
  3. Step 3: Cross multiply
    148,290.04x = 204,643.56 × 84,626.56
  4. Step 4: Simplify right side
    148,290.04x = 17,318,280,508.95
  5. Step 5: Solve for x
    x = 17,318,280,508.95/148,290.04
  6. Step 6: Final answer
    x = 116,786.54

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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.