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Finding the Fourth Proportional to 46,512.90, 65,234.70 and 46,512.90

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Solution

The fourth proportional to 46,512.90, 65,234.70 and 46,512.90 is: 65,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,512.90 : 65,234.70 = 46,512.90 : x
  2. Step 2: Convert to fraction form
    46,512.90/65,234.70 = 46,512.90/x
  3. Step 3: Cross multiply
    46,512.90x = 65,234.70 × 46,512.90
  4. Step 4: Simplify right side
    46,512.90x = 3,034,255,077.63
  5. Step 5: Solve for x
    x = 3,034,255,077.63/46,512.90
  6. Step 6: Final answer
    x = 65,234.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.