Home / 235,416.07-353,233.59-108,985.60

Finding the Fourth Proportional to 235,416.07, 353,233.59 and 108,985.60

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Solution

The fourth proportional to 235,416.07, 353,233.59 and 108,985.60 is: 163,529.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,416.07 : 353,233.59 = 108,985.60 : x
  2. Step 2: Convert to fraction form
    235,416.07/353,233.59 = 108,985.60/x
  3. Step 3: Cross multiply
    235,416.07x = 353,233.59 × 108,985.60
  4. Step 4: Simplify right side
    235,416.07x = 38,497,374,746.30
  5. Step 5: Solve for x
    x = 38,497,374,746.30/235,416.07
  6. Step 6: Final answer
    x = 163,529.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.