Home / 56,058.79-77,361.73-30,564.95

Finding the Fourth Proportional to 56,058.79, 77,361.73 and 30,564.95

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Solution

The fourth proportional to 56,058.79, 77,361.73 and 30,564.95 is: 42,179.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,058.79 : 77,361.73 = 30,564.95 : x
  2. Step 2: Convert to fraction form
    56,058.79/77,361.73 = 30,564.95/x
  3. Step 3: Cross multiply
    56,058.79x = 77,361.73 × 30,564.95
  4. Step 4: Simplify right side
    56,058.79x = 2,364,557,118.07
  5. Step 5: Solve for x
    x = 2,364,557,118.07/56,058.79
  6. Step 6: Final answer
    x = 42,179.95

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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.