Home / 117,101.07-175,368.47-67,029.44

Finding the Fourth Proportional to 117,101.07, 175,368.47 and 67,029.44

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Solution

The fourth proportional to 117,101.07, 175,368.47 and 67,029.44 is: 100,382.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,101.07 : 175,368.47 = 67,029.44 : x
  2. Step 2: Convert to fraction form
    117,101.07/175,368.47 = 67,029.44/x
  3. Step 3: Cross multiply
    117,101.07x = 175,368.47 × 67,029.44
  4. Step 4: Simplify right side
    117,101.07x = 11,754,849,125.77
  5. Step 5: Solve for x
    x = 11,754,849,125.77/117,101.07
  6. Step 6: Final answer
    x = 100,382.08

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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.