Home / 146,513.19-202,124.06-86,056.59

Finding the Fourth Proportional to 146,513.19, 202,124.06 and 86,056.59

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Solution

The fourth proportional to 146,513.19, 202,124.06 and 86,056.59 is: 118,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,513.19 : 202,124.06 = 86,056.59 : x
  2. Step 2: Convert to fraction form
    146,513.19/202,124.06 = 86,056.59/x
  3. Step 3: Cross multiply
    146,513.19x = 202,124.06 × 86,056.59
  4. Step 4: Simplify right side
    146,513.19x = 17,394,107,158.24
  5. Step 5: Solve for x
    x = 17,394,107,158.24/146,513.19
  6. Step 6: Final answer
    x = 118,720.42

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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.