Home / 76,583.84-105,669.48-46,363.28

Finding the Fourth Proportional to 76,583.84, 105,669.48 and 46,363.28

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Solution

The fourth proportional to 76,583.84, 105,669.48 and 46,363.28 is: 63,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,583.84 : 105,669.48 = 46,363.28 : x
  2. Step 2: Convert to fraction form
    76,583.84/105,669.48 = 46,363.28/x
  3. Step 3: Cross multiply
    76,583.84x = 105,669.48 × 46,363.28
  4. Step 4: Simplify right side
    76,583.84x = 4,899,183,688.69
  5. Step 5: Solve for x
    x = 4,899,183,688.69/76,583.84
  6. Step 6: Final answer
    x = 63,971.51

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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.