Home / 115,681.36-173,365.26-52,422.52

Finding the Fourth Proportional to 115,681.36, 173,365.26 and 52,422.52

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Solution

The fourth proportional to 115,681.36, 173,365.26 and 52,422.52 is: 78,562.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,681.36 : 173,365.26 = 52,422.52 : x
  2. Step 2: Convert to fraction form
    115,681.36/173,365.26 = 52,422.52/x
  3. Step 3: Cross multiply
    115,681.36x = 173,365.26 × 52,422.52
  4. Step 4: Simplify right side
    115,681.36x = 9,088,243,809.66
  5. Step 5: Solve for x
    x = 9,088,243,809.66/115,681.36
  6. Step 6: Final answer
    x = 78,562.73

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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.