Home / 445,851.93-668,788.14-108,895.35

Finding the Fourth Proportional to 445,851.93, 668,788.14 and 108,895.35

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Solution

The fourth proportional to 445,851.93, 668,788.14 and 108,895.35 is: 163,345.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,851.93 : 668,788.14 = 108,895.35 : x
  2. Step 2: Convert to fraction form
    445,851.93/668,788.14 = 108,895.35/x
  3. Step 3: Cross multiply
    445,851.93x = 668,788.14 × 108,895.35
  4. Step 4: Simplify right side
    445,851.93x = 72,827,918,581.15
  5. Step 5: Solve for x
    x = 72,827,918,581.15/445,851.93
  6. Step 6: Final answer
    x = 163,345.53

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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.