Home / 117,014.22-175,397.40-57,775.68

Finding the Fourth Proportional to 117,014.22, 175,397.40 and 57,775.68

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Solution

The fourth proportional to 117,014.22, 175,397.40 and 57,775.68 is: 86,602.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,014.22 : 175,397.40 = 57,775.68 : x
  2. Step 2: Convert to fraction form
    117,014.22/175,397.40 = 57,775.68/x
  3. Step 3: Cross multiply
    117,014.22x = 175,397.40 × 57,775.68
  4. Step 4: Simplify right side
    117,014.22x = 10,133,704,055.23
  5. Step 5: Solve for x
    x = 10,133,704,055.23/117,014.22
  6. Step 6: Final answer
    x = 86,602.33

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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.