Home / 248,437.22-342,837.98-145,089.19

Finding the Fourth Proportional to 248,437.22, 342,837.98 and 145,089.19

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Solution

The fourth proportional to 248,437.22, 342,837.98 and 145,089.19 is: 200,219.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,437.22 : 342,837.98 = 145,089.19 : x
  2. Step 2: Convert to fraction form
    248,437.22/342,837.98 = 145,089.19/x
  3. Step 3: Cross multiply
    248,437.22x = 342,837.98 × 145,089.19
  4. Step 4: Simplify right side
    248,437.22x = 49,742,083,105.25
  5. Step 5: Solve for x
    x = 49,742,083,105.25/248,437.22
  6. Step 6: Final answer
    x = 200,219.93

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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.