Home / 55,966.16-77,261.84-43,190.64

Finding the Fourth Proportional to 55,966.16, 77,261.84 and 43,190.64

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Solution

The fourth proportional to 55,966.16, 77,261.84 and 43,190.64 is: 59,625.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,966.16 : 77,261.84 = 43,190.64 : x
  2. Step 2: Convert to fraction form
    55,966.16/77,261.84 = 43,190.64/x
  3. Step 3: Cross multiply
    55,966.16x = 77,261.84 × 43,190.64
  4. Step 4: Simplify right side
    55,966.16x = 3,336,988,317.18
  5. Step 5: Solve for x
    x = 3,336,988,317.18/55,966.16
  6. Step 6: Final answer
    x = 59,625.11

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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.