Home / 248,231.12-342,567.48-135,058.16

Finding the Fourth Proportional to 248,231.12, 342,567.48 and 135,058.16

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Solution

The fourth proportional to 248,231.12, 342,567.48 and 135,058.16 is: 186,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,231.12 : 342,567.48 = 135,058.16 : x
  2. Step 2: Convert to fraction form
    248,231.12/342,567.48 = 135,058.16/x
  3. Step 3: Cross multiply
    248,231.12x = 342,567.48 × 135,058.16
  4. Step 4: Simplify right side
    248,231.12x = 46,266,533,524.64
  5. Step 5: Solve for x
    x = 46,266,533,524.64/248,231.12
  6. Step 6: Final answer
    x = 186,384.90

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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.