Home / 134,314.08-185,336.61-90,801.33

Finding the Fourth Proportional to 134,314.08, 185,336.61 and 90,801.33

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Solution

The fourth proportional to 134,314.08, 185,336.61 and 90,801.33 is: 125,294.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,314.08 : 185,336.61 = 90,801.33 : x
  2. Step 2: Convert to fraction form
    134,314.08/185,336.61 = 90,801.33/x
  3. Step 3: Cross multiply
    134,314.08x = 185,336.61 × 90,801.33
  4. Step 4: Simplify right side
    134,314.08x = 16,828,809,650.17
  5. Step 5: Solve for x
    x = 16,828,809,650.17/134,314.08
  6. Step 6: Final answer
    x = 125,294.46

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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.