Home / 61,683.68-85,118.60-34,832.72

Finding the Fourth Proportional to 61,683.68, 85,118.60 and 34,832.72

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Solution

The fourth proportional to 61,683.68, 85,118.60 and 34,832.72 is: 48,066.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,683.68 : 85,118.60 = 34,832.72 : x
  2. Step 2: Convert to fraction form
    61,683.68/85,118.60 = 34,832.72/x
  3. Step 3: Cross multiply
    61,683.68x = 85,118.60 × 34,832.72
  4. Step 4: Simplify right side
    61,683.68x = 2,964,912,360.59
  5. Step 5: Solve for x
    x = 2,964,912,360.59/61,683.68
  6. Step 6: Final answer
    x = 48,066.40

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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.