Home / 255,955.03-353,345.82-159,190.08

Finding the Fourth Proportional to 255,955.03, 353,345.82 and 159,190.08

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Solution

The fourth proportional to 255,955.03, 353,345.82 and 159,190.08 is: 219,761.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,955.03 : 353,345.82 = 159,190.08 : x
  2. Step 2: Convert to fraction form
    255,955.03/353,345.82 = 159,190.08/x
  3. Step 3: Cross multiply
    255,955.03x = 353,345.82 × 159,190.08
  4. Step 4: Simplify right side
    255,955.03x = 56,249,149,320.69
  5. Step 5: Solve for x
    x = 56,249,149,320.69/255,955.03
  6. Step 6: Final answer
    x = 219,761.84

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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.