Home / 155,095.16-214,029.42-88,022.84

Finding the Fourth Proportional to 155,095.16, 214,029.42 and 88,022.84

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Solution

The fourth proportional to 155,095.16, 214,029.42 and 88,022.84 is: 121,470.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,095.16 : 214,029.42 = 88,022.84 : x
  2. Step 2: Convert to fraction form
    155,095.16/214,029.42 = 88,022.84/x
  3. Step 3: Cross multiply
    155,095.16x = 214,029.42 × 88,022.84
  4. Step 4: Simplify right side
    155,095.16x = 18,839,477,391.95
  5. Step 5: Solve for x
    x = 18,839,477,391.95/155,095.16
  6. Step 6: Final answer
    x = 121,470.44

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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.