Home / 205,055.20-307,582.80-94,247.20

Finding the Fourth Proportional to 205,055.20, 307,582.80 and 94,247.20

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Solution

The fourth proportional to 205,055.20, 307,582.80 and 94,247.20 is: 141,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,055.20 : 307,582.80 = 94,247.20 : x
  2. Step 2: Convert to fraction form
    205,055.20/307,582.80 = 94,247.20/x
  3. Step 3: Cross multiply
    205,055.20x = 307,582.80 × 94,247.20
  4. Step 4: Simplify right side
    205,055.20x = 28,988,817,668.16
  5. Step 5: Solve for x
    x = 28,988,817,668.16/205,055.20
  6. Step 6: Final answer
    x = 141,370.80

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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.