Home / 148,192.08-204,074.22-128,802.48

Finding the Fourth Proportional to 148,192.08, 204,074.22 and 128,802.48

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Solution

The fourth proportional to 148,192.08, 204,074.22 and 128,802.48 is: 177,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,192.08 : 204,074.22 = 128,802.48 : x
  2. Step 2: Convert to fraction form
    148,192.08/204,074.22 = 128,802.48/x
  3. Step 3: Cross multiply
    148,192.08x = 204,074.22 × 128,802.48
  4. Step 4: Simplify right side
    148,192.08x = 26,285,265,640.07
  5. Step 5: Solve for x
    x = 26,285,265,640.07/148,192.08
  6. Step 6: Final answer
    x = 177,372.94

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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.