Home / 135,795.48-187,580.37-104,357.35

Finding the Fourth Proportional to 135,795.48, 187,580.37 and 104,357.35

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Solution

The fourth proportional to 135,795.48, 187,580.37 and 104,357.35 is: 144,153.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,795.48 : 187,580.37 = 104,357.35 : x
  2. Step 2: Convert to fraction form
    135,795.48/187,580.37 = 104,357.35/x
  3. Step 3: Cross multiply
    135,795.48x = 187,580.37 × 104,357.35
  4. Step 4: Simplify right side
    135,795.48x = 19,575,390,325.22
  5. Step 5: Solve for x
    x = 19,575,390,325.22/135,795.48
  6. Step 6: Final answer
    x = 144,153.47

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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.