Home / 229,071.99-343,525.66-79,271.61

Finding the Fourth Proportional to 229,071.99, 343,525.66 and 79,271.61

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Solution

The fourth proportional to 229,071.99, 343,525.66 and 79,271.61 is: 118,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,071.99 : 343,525.66 = 79,271.61 : x
  2. Step 2: Convert to fraction form
    229,071.99/343,525.66 = 79,271.61/x
  3. Step 3: Cross multiply
    229,071.99x = 343,525.66 × 79,271.61
  4. Step 4: Simplify right side
    229,071.99x = 27,231,830,658.11
  5. Step 5: Solve for x
    x = 27,231,830,658.11/229,071.99
  6. Step 6: Final answer
    x = 118,878.92

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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.