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Finding the Fourth Proportional to 46,312.93, 69,279.09 and 36,971.19

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Solution

The fourth proportional to 46,312.93, 69,279.09 and 36,971.19 is: 55,304.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,312.93 : 69,279.09 = 36,971.19 : x
  2. Step 2: Convert to fraction form
    46,312.93/69,279.09 = 36,971.19/x
  3. Step 3: Cross multiply
    46,312.93x = 69,279.09 × 36,971.19
  4. Step 4: Simplify right side
    46,312.93x = 2,561,330,399.42
  5. Step 5: Solve for x
    x = 2,561,330,399.42/46,312.93
  6. Step 6: Final answer
    x = 55,304.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.