Home / 358,002.36-536,668.20-121,179.24

Finding the Fourth Proportional to 358,002.36, 536,668.20 and 121,179.24

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Solution

The fourth proportional to 358,002.36, 536,668.20 and 121,179.24 is: 181,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,002.36 : 536,668.20 = 121,179.24 : x
  2. Step 2: Convert to fraction form
    358,002.36/536,668.20 = 121,179.24/x
  3. Step 3: Cross multiply
    358,002.36x = 536,668.20 × 121,179.24
  4. Step 4: Simplify right side
    358,002.36x = 65,033,044,608.17
  5. Step 5: Solve for x
    x = 65,033,044,608.17/358,002.36
  6. Step 6: Final answer
    x = 181,655.35

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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.