Home / 209,282.02-288,808.79-113,788.48

Finding the Fourth Proportional to 209,282.02, 288,808.79 and 113,788.48

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Solution

The fourth proportional to 209,282.02, 288,808.79 and 113,788.48 is: 157,027.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,282.02 : 288,808.79 = 113,788.48 : x
  2. Step 2: Convert to fraction form
    209,282.02/288,808.79 = 113,788.48/x
  3. Step 3: Cross multiply
    209,282.02x = 288,808.79 × 113,788.48
  4. Step 4: Simplify right side
    209,282.02x = 32,863,113,224.74
  5. Step 5: Solve for x
    x = 32,863,113,224.74/209,282.02
  6. Step 6: Final answer
    x = 157,027.89

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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.