Home / 76,026.47-104,913.43-42,032.79

Finding the Fourth Proportional to 76,026.47, 104,913.43 and 42,032.79

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Solution

The fourth proportional to 76,026.47, 104,913.43 and 42,032.79 is: 58,003.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,026.47 : 104,913.43 = 42,032.79 : x
  2. Step 2: Convert to fraction form
    76,026.47/104,913.43 = 42,032.79/x
  3. Step 3: Cross multiply
    76,026.47x = 104,913.43 × 42,032.79
  4. Step 4: Simplify right side
    76,026.47x = 4,409,804,066.29
  5. Step 5: Solve for x
    x = 4,409,804,066.29/76,026.47
  6. Step 6: Final answer
    x = 58,003.54

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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.