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Finding the Fourth Proportional to 62,072.54, 85,653.59 and 35,206.46

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Solution

The fourth proportional to 62,072.54, 85,653.59 and 35,206.46 is: 48,581.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,072.54 : 85,653.59 = 35,206.46 : x
  2. Step 2: Convert to fraction form
    62,072.54/85,653.59 = 35,206.46/x
  3. Step 3: Cross multiply
    62,072.54x = 85,653.59 × 35,206.46
  4. Step 4: Simplify right side
    62,072.54x = 3,015,559,690.19
  5. Step 5: Solve for x
    x = 3,015,559,690.19/62,072.54
  6. Step 6: Final answer
    x = 48,581.22

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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.