Home / 258,735.60-357,045.84-144,010.44

Finding the Fourth Proportional to 258,735.60, 357,045.84 and 144,010.44

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Solution

The fourth proportional to 258,735.60, 357,045.84 and 144,010.44 is: 198,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,735.60 : 357,045.84 = 144,010.44 : x
  2. Step 2: Convert to fraction form
    258,735.60/357,045.84 = 144,010.44/x
  3. Step 3: Cross multiply
    258,735.60x = 357,045.84 × 144,010.44
  4. Step 4: Simplify right side
    258,735.60x = 51,418,328,518.57
  5. Step 5: Solve for x
    x = 51,418,328,518.57/258,735.60
  6. Step 6: Final answer
    x = 198,729.24

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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.