Home / 124,129.58-186,223.54-35,384.36

Finding the Fourth Proportional to 124,129.58, 186,223.54 and 35,384.36

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Solution

The fourth proportional to 124,129.58, 186,223.54 and 35,384.36 is: 53,084.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,129.58 : 186,223.54 = 35,384.36 : x
  2. Step 2: Convert to fraction form
    124,129.58/186,223.54 = 35,384.36/x
  3. Step 3: Cross multiply
    124,129.58x = 186,223.54 × 35,384.36
  4. Step 4: Simplify right side
    124,129.58x = 6,589,400,779.83
  5. Step 5: Solve for x
    x = 6,589,400,779.83/124,129.58
  6. Step 6: Final answer
    x = 53,084.86

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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.