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Finding the Fourth Proportional to 62,303.70, 85,980.96 and 35,441.22

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Solution

The fourth proportional to 62,303.70, 85,980.96 and 35,441.22 is: 48,909.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,303.70 : 85,980.96 = 35,441.22 : x
  2. Step 2: Convert to fraction form
    62,303.70/85,980.96 = 35,441.22/x
  3. Step 3: Cross multiply
    62,303.70x = 85,980.96 × 35,441.22
  4. Step 4: Simplify right side
    62,303.70x = 3,047,270,119.17
  5. Step 5: Solve for x
    x = 3,047,270,119.17/62,303.70
  6. Step 6: Final answer
    x = 48,909.94

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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.