Home / 124,110.12-186,094.80-113,530.44

Finding the Fourth Proportional to 124,110.12, 186,094.80 and 113,530.44

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Solution

The fourth proportional to 124,110.12, 186,094.80 and 113,530.44 is: 170,231.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,110.12 : 186,094.80 = 113,530.44 : x
  2. Step 2: Convert to fraction form
    124,110.12/186,094.80 = 113,530.44/x
  3. Step 3: Cross multiply
    124,110.12x = 186,094.80 × 113,530.44
  4. Step 4: Simplify right side
    124,110.12x = 21,127,424,525.71
  5. Step 5: Solve for x
    x = 21,127,424,525.71/124,110.12
  6. Step 6: Final answer
    x = 170,231.28

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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.