Home / 259,004.52-357,400.80-144,279.36

Finding the Fourth Proportional to 259,004.52, 357,400.80 and 144,279.36

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Solution

The fourth proportional to 259,004.52, 357,400.80 and 144,279.36 is: 199,091.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,004.52 : 357,400.80 = 144,279.36 : x
  2. Step 2: Convert to fraction form
    259,004.52/357,400.80 = 144,279.36/x
  3. Step 3: Cross multiply
    259,004.52x = 357,400.80 × 144,279.36
  4. Step 4: Simplify right side
    259,004.52x = 51,565,558,687.49
  5. Step 5: Solve for x
    x = 51,565,558,687.49/259,004.52
  6. Step 6: Final answer
    x = 199,091.35

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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.