Home / 185,002.58-255,303.45-104,430.80

Finding the Fourth Proportional to 185,002.58, 255,303.45 and 104,430.80

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Solution

The fourth proportional to 185,002.58, 255,303.45 and 104,430.80 is: 144,114.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,002.58 : 255,303.45 = 104,430.80 : x
  2. Step 2: Convert to fraction form
    185,002.58/255,303.45 = 104,430.80/x
  3. Step 3: Cross multiply
    185,002.58x = 255,303.45 × 104,430.80
  4. Step 4: Simplify right side
    185,002.58x = 26,661,544,164.52
  5. Step 5: Solve for x
    x = 26,661,544,164.52/185,002.58
  6. Step 6: Final answer
    x = 144,114.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.