Home / 117,056.25-175,610.43-45,985.77

Finding the Fourth Proportional to 117,056.25, 175,610.43 and 45,985.77

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Solution

The fourth proportional to 117,056.25, 175,610.43 and 45,985.77 is: 68,988.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,056.25 : 175,610.43 = 45,985.77 : x
  2. Step 2: Convert to fraction form
    117,056.25/175,610.43 = 45,985.77/x
  3. Step 3: Cross multiply
    117,056.25x = 175,610.43 × 45,985.77
  4. Step 4: Simplify right side
    117,056.25x = 8,075,580,843.58
  5. Step 5: Solve for x
    x = 8,075,580,843.58/117,056.25
  6. Step 6: Final answer
    x = 68,988.89

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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.