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Finding the Fourth Proportional to 50,702.94, 75,894.95 and 34,814.99

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Solution

The fourth proportional to 50,702.94, 75,894.95 and 34,814.99 is: 52,112.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,702.94 : 75,894.95 = 34,814.99 : x
  2. Step 2: Convert to fraction form
    50,702.94/75,894.95 = 34,814.99/x
  3. Step 3: Cross multiply
    50,702.94x = 75,894.95 × 34,814.99
  4. Step 4: Simplify right side
    50,702.94x = 2,642,281,751.23
  5. Step 5: Solve for x
    x = 2,642,281,751.23/50,702.94
  6. Step 6: Final answer
    x = 52,112.99

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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.