Home / 233,259.60-321,908.59-131,291.63

Finding the Fourth Proportional to 233,259.60, 321,908.59 and 131,291.63

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Solution

The fourth proportional to 233,259.60, 321,908.59 and 131,291.63 is: 181,188.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,259.60 : 321,908.59 = 131,291.63 : x
  2. Step 2: Convert to fraction form
    233,259.60/321,908.59 = 131,291.63/x
  3. Step 3: Cross multiply
    233,259.60x = 321,908.59 × 131,291.63
  4. Step 4: Simplify right side
    233,259.60x = 42,263,903,492.10
  5. Step 5: Solve for x
    x = 42,263,903,492.10/233,259.60
  6. Step 6: Final answer
    x = 181,188.27

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1.5x scale

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.