Home / 77,567.36-116,344.52-30,807.68

Finding the Fourth Proportional to 77,567.36, 116,344.52 and 30,807.68

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Solution

The fourth proportional to 77,567.36, 116,344.52 and 30,807.68 is: 46,208.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,567.36 : 116,344.52 = 30,807.68 : x
  2. Step 2: Convert to fraction form
    77,567.36/116,344.52 = 30,807.68/x
  3. Step 3: Cross multiply
    77,567.36x = 116,344.52 × 30,807.68
  4. Step 4: Simplify right side
    77,567.36x = 3,584,304,741.91
  5. Step 5: Solve for x
    x = 3,584,304,741.91/77,567.36
  6. Step 6: Final answer
    x = 46,208.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.