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Finding the Fourth Proportional to 230,860.37, 318,592.65 and 144,822.97

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Solution

The fourth proportional to 230,860.37, 318,592.65 and 144,822.97 is: 199,859.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,860.37 : 318,592.65 = 144,822.97 : x
  2. Step 2: Convert to fraction form
    230,860.37/318,592.65 = 144,822.97/x
  3. Step 3: Cross multiply
    230,860.37x = 318,592.65 × 144,822.97
  4. Step 4: Simplify right side
    230,860.37x = 46,139,532,200.21
  5. Step 5: Solve for x
    x = 46,139,532,200.21/230,860.37
  6. Step 6: Final answer
    x = 199,859.05

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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.