Home / 258,913.46-357,300.62-151,504.11

Finding the Fourth Proportional to 258,913.46, 357,300.62 and 151,504.11

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Solution

The fourth proportional to 258,913.46, 357,300.62 and 151,504.11 is: 209,075.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,913.46 : 357,300.62 = 151,504.11 : x
  2. Step 2: Convert to fraction form
    258,913.46/357,300.62 = 151,504.11/x
  3. Step 3: Cross multiply
    258,913.46x = 357,300.62 × 151,504.11
  4. Step 4: Simplify right side
    258,913.46x = 54,132,511,678.03
  5. Step 5: Solve for x
    x = 54,132,511,678.03/258,913.46
  6. Step 6: Final answer
    x = 209,075.70

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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.