Home / 65,904.68-90,948.48-36,096.68

Finding the Fourth Proportional to 65,904.68, 90,948.48 and 36,096.68

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Solution

The fourth proportional to 65,904.68, 90,948.48 and 36,096.68 is: 49,813.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,904.68 : 90,948.48 = 36,096.68 : x
  2. Step 2: Convert to fraction form
    65,904.68/90,948.48 = 36,096.68/x
  3. Step 3: Cross multiply
    65,904.68x = 90,948.48 × 36,096.68
  4. Step 4: Simplify right side
    65,904.68x = 3,282,938,179.05
  5. Step 5: Solve for x
    x = 3,282,938,179.05/65,904.68
  6. Step 6: Final answer
    x = 49,813.43

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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.