Home / 258,752.07-357,087.29-144,036.63

Finding the Fourth Proportional to 258,752.07, 357,087.29 and 144,036.63

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Solution

The fourth proportional to 258,752.07, 357,087.29 and 144,036.63 is: 198,775.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,752.07 : 357,087.29 = 144,036.63 : x
  2. Step 2: Convert to fraction form
    258,752.07/357,087.29 = 144,036.63/x
  3. Step 3: Cross multiply
    258,752.07x = 357,087.29 × 144,036.63
  4. Step 4: Simplify right side
    258,752.07x = 51,433,649,147.25
  5. Step 5: Solve for x
    x = 51,433,649,147.25/258,752.07
  6. Step 6: Final answer
    x = 198,775.80

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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.