Home / 153,334.15-211,534.64-108,004.93

Finding the Fourth Proportional to 153,334.15, 211,534.64 and 108,004.93

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Solution

The fourth proportional to 153,334.15, 211,534.64 and 108,004.93 is: 148,999.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,334.15 : 211,534.64 = 108,004.93 : x
  2. Step 2: Convert to fraction form
    153,334.15/211,534.64 = 108,004.93/x
  3. Step 3: Cross multiply
    153,334.15x = 211,534.64 × 108,004.93
  4. Step 4: Simplify right side
    153,334.15x = 22,846,783,321.93
  5. Step 5: Solve for x
    x = 22,846,783,321.93/153,334.15
  6. Step 6: Final answer
    x = 148,999.97

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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.