Home / 233,058.40-321,630.17-131,088.60

Finding the Fourth Proportional to 233,058.40, 321,630.17 and 131,088.60

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Solution

The fourth proportional to 233,058.40, 321,630.17 and 131,088.60 is: 180,907.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,058.40 : 321,630.17 = 131,088.60 : x
  2. Step 2: Convert to fraction form
    233,058.40/321,630.17 = 131,088.60/x
  3. Step 3: Cross multiply
    233,058.40x = 321,630.17 × 131,088.60
  4. Step 4: Simplify right side
    233,058.40x = 42,162,048,047.62
  5. Step 5: Solve for x
    x = 42,162,048,047.62/233,058.40
  6. Step 6: Final answer
    x = 180,907.65

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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.