Home / 259,018.55-357,440.16-144,297.03

Finding the Fourth Proportional to 259,018.55, 357,440.16 and 144,297.03

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Solution

The fourth proportional to 259,018.55, 357,440.16 and 144,297.03 is: 199,126.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,018.55 : 357,440.16 = 144,297.03 : x
  2. Step 2: Convert to fraction form
    259,018.55/357,440.16 = 144,297.03/x
  3. Step 3: Cross multiply
    259,018.55x = 357,440.16 × 144,297.03
  4. Step 4: Simplify right side
    259,018.55x = 51,577,553,490.72
  5. Step 5: Solve for x
    x = 51,577,553,490.72/259,018.55
  6. Step 6: Final answer
    x = 199,126.87

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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.