Home / 185,009.22-277,347.69-153,621

Finding the Fourth Proportional to 185,009.22, 277,347.69 and 153,621

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Solution

The fourth proportional to 185,009.22, 277,347.69 and 153,621 is: 230,293.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,009.22 : 277,347.69 = 153,621 : x
  2. Step 2: Convert to fraction form
    185,009.22/277,347.69 = 153,621/x
  3. Step 3: Cross multiply
    185,009.22x = 277,347.69 × 153,621
  4. Step 4: Simplify right side
    185,009.22x = 42,606,429,485.49
  5. Step 5: Solve for x
    x = 42,606,429,485.49/185,009.22
  6. Step 6: Final answer
    x = 230,293.55

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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.