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Finding the Fourth Proportional to 56,354.37, 77,746.50 and 33,684.99

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Solution

The fourth proportional to 56,354.37, 77,746.50 and 33,684.99 is: 46,471.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,354.37 : 77,746.50 = 33,684.99 : x
  2. Step 2: Convert to fraction form
    56,354.37/77,746.50 = 33,684.99/x
  3. Step 3: Cross multiply
    56,354.37x = 77,746.50 × 33,684.99
  4. Step 4: Simplify right side
    56,354.37x = 2,618,890,075.04
  5. Step 5: Solve for x
    x = 2,618,890,075.04/56,354.37
  6. Step 6: Final answer
    x = 46,471.82

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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.