Home / 46,639.98-69,959.88-40,218.36

Finding the Fourth Proportional to 46,639.98, 69,959.88 and 40,218.36

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Solution

The fourth proportional to 46,639.98, 69,959.88 and 40,218.36 is: 60,327.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,639.98 : 69,959.88 = 40,218.36 : x
  2. Step 2: Convert to fraction form
    46,639.98/69,959.88 = 40,218.36/x
  3. Step 3: Cross multiply
    46,639.98x = 69,959.88 × 40,218.36
  4. Step 4: Simplify right side
    46,639.98x = 2,813,671,639.40
  5. Step 5: Solve for x
    x = 2,813,671,639.40/46,639.98
  6. Step 6: Final answer
    x = 60,327.46

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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.