Home / 240,488.09-331,811.29-143,652.32

Finding the Fourth Proportional to 240,488.09, 331,811.29 and 143,652.32

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Solution

The fourth proportional to 240,488.09, 331,811.29 and 143,652.32 is: 198,203.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,488.09 : 331,811.29 = 143,652.32 : x
  2. Step 2: Convert to fraction form
    240,488.09/331,811.29 = 143,652.32/x
  3. Step 3: Cross multiply
    240,488.09x = 331,811.29 × 143,652.32
  4. Step 4: Simplify right side
    240,488.09x = 47,665,461,375.49
  5. Step 5: Solve for x
    x = 47,665,461,375.49/240,488.09
  6. Step 6: Final answer
    x = 198,203.00

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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.