Home / 77,032.74-106,304.45-43,047.09

Finding the Fourth Proportional to 77,032.74, 106,304.45 and 43,047.09

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Solution

The fourth proportional to 77,032.74, 106,304.45 and 43,047.09 is: 59,404.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,032.74 : 106,304.45 = 43,047.09 : x
  2. Step 2: Convert to fraction form
    77,032.74/106,304.45 = 43,047.09/x
  3. Step 3: Cross multiply
    77,032.74x = 106,304.45 × 43,047.09
  4. Step 4: Simplify right side
    77,032.74x = 4,576,097,011.32
  5. Step 5: Solve for x
    x = 4,576,097,011.32/77,032.74
  6. Step 6: Final answer
    x = 59,404.57

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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.