Home / 117,271.68-175,951.80-70,557.36

Finding the Fourth Proportional to 117,271.68, 175,951.80 and 70,557.36

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Solution

The fourth proportional to 117,271.68, 175,951.80 and 70,557.36 is: 105,862.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,271.68 : 175,951.80 = 70,557.36 : x
  2. Step 2: Convert to fraction form
    117,271.68/175,951.80 = 70,557.36/x
  3. Step 3: Cross multiply
    117,271.68x = 175,951.80 × 70,557.36
  4. Step 4: Simplify right side
    117,271.68x = 12,414,694,495.25
  5. Step 5: Solve for x
    x = 12,414,694,495.25/117,271.68
  6. Step 6: Final answer
    x = 105,862.68

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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.