Home / 239,355.09-330,308.37-131,925.18

Finding the Fourth Proportional to 239,355.09, 330,308.37 and 131,925.18

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Solution

The fourth proportional to 239,355.09, 330,308.37 and 131,925.18 is: 182,055.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,355.09 : 330,308.37 = 131,925.18 : x
  2. Step 2: Convert to fraction form
    239,355.09/330,308.37 = 131,925.18/x
  3. Step 3: Cross multiply
    239,355.09x = 330,308.37 × 131,925.18
  4. Step 4: Simplify right side
    239,355.09x = 43,575,991,167.76
  5. Step 5: Solve for x
    x = 43,575,991,167.76/239,355.09
  6. Step 6: Final answer
    x = 182,055.84

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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.