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Finding the Fourth Proportional to 62,312.92, 85,993.30 and 34,018.80

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Solution

The fourth proportional to 62,312.92, 85,993.30 and 34,018.80 is: 46,946.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,312.92 : 85,993.30 = 34,018.80 : x
  2. Step 2: Convert to fraction form
    62,312.92/85,993.30 = 34,018.80/x
  3. Step 3: Cross multiply
    62,312.92x = 85,993.30 × 34,018.80
  4. Step 4: Simplify right side
    62,312.92x = 2,925,388,874.04
  5. Step 5: Solve for x
    x = 2,925,388,874.04/62,312.92
  6. Step 6: Final answer
    x = 46,946.75

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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.