Home / 56,058.88-77,361.86-30,565.04

Finding the Fourth Proportional to 56,058.88, 77,361.86 and 30,565.04

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Solution

The fourth proportional to 56,058.88, 77,361.86 and 30,565.04 is: 42,180.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,058.88 : 77,361.86 = 30,565.04 : x
  2. Step 2: Convert to fraction form
    56,058.88/77,361.86 = 30,565.04/x
  3. Step 3: Cross multiply
    56,058.88x = 77,361.86 × 30,565.04
  4. Step 4: Simplify right side
    56,058.88x = 2,364,567,805.74
  5. Step 5: Solve for x
    x = 2,364,567,805.74/56,058.88
  6. Step 6: Final answer
    x = 42,180.08

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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.