Home / 258,973.56-357,377.88-144,251.76

Finding the Fourth Proportional to 258,973.56, 357,377.88 and 144,251.76

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Solution

The fourth proportional to 258,973.56, 357,377.88 and 144,251.76 is: 199,064.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,973.56 : 357,377.88 = 144,251.76 : x
  2. Step 2: Convert to fraction form
    258,973.56/357,377.88 = 144,251.76/x
  3. Step 3: Cross multiply
    258,973.56x = 357,377.88 × 144,251.76
  4. Step 4: Simplify right side
    258,973.56x = 51,552,388,175.07
  5. Step 5: Solve for x
    x = 51,552,388,175.07/258,973.56
  6. Step 6: Final answer
    x = 199,064.29

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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.