Home / 175,985.47-242,796.30-115,588.85

Finding the Fourth Proportional to 175,985.47, 242,796.30 and 115,588.85

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Solution

The fourth proportional to 175,985.47, 242,796.30 and 115,588.85 is: 159,470.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,985.47 : 242,796.30 = 115,588.85 : x
  2. Step 2: Convert to fraction form
    175,985.47/242,796.30 = 115,588.85/x
  3. Step 3: Cross multiply
    175,985.47x = 242,796.30 × 115,588.85
  4. Step 4: Simplify right side
    175,985.47x = 28,064,545,101.26
  5. Step 5: Solve for x
    x = 28,064,545,101.26/175,985.47
  6. Step 6: Final answer
    x = 159,470.81

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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.