Home / 61,982.75-85,534.40-35,127.74

Finding the Fourth Proportional to 61,982.75, 85,534.40 and 35,127.74

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Solution

The fourth proportional to 61,982.75, 85,534.40 and 35,127.74 is: 48,475.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,982.75 : 85,534.40 = 35,127.74 : x
  2. Step 2: Convert to fraction form
    61,982.75/85,534.40 = 35,127.74/x
  3. Step 3: Cross multiply
    61,982.75x = 85,534.40 × 35,127.74
  4. Step 4: Simplify right side
    61,982.75x = 3,004,630,465.91
  5. Step 5: Solve for x
    x = 3,004,630,465.91/61,982.75
  6. Step 6: Final answer
    x = 48,475.27

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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.