Home / 258,759.42-357,085.17-144,037.50

Finding the Fourth Proportional to 258,759.42, 357,085.17 and 144,037.50

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Solution

The fourth proportional to 258,759.42, 357,085.17 and 144,037.50 is: 198,770.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,759.42 : 357,085.17 = 144,037.50 : x
  2. Step 2: Convert to fraction form
    258,759.42/357,085.17 = 144,037.50/x
  3. Step 3: Cross multiply
    258,759.42x = 357,085.17 × 144,037.50
  4. Step 4: Simplify right side
    258,759.42x = 51,433,655,173.88
  5. Step 5: Solve for x
    x = 51,433,655,173.88/258,759.42
  6. Step 6: Final answer
    x = 198,770.17

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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.