Home / 229,941.23-344,967.05-72,169.68

Finding the Fourth Proportional to 229,941.23, 344,967.05 and 72,169.68

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Solution

The fourth proportional to 229,941.23, 344,967.05 and 72,169.68 is: 108,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,941.23 : 344,967.05 = 72,169.68 : x
  2. Step 2: Convert to fraction form
    229,941.23/344,967.05 = 72,169.68/x
  3. Step 3: Cross multiply
    229,941.23x = 344,967.05 × 72,169.68
  4. Step 4: Simplify right side
    229,941.23x = 24,896,161,248.20
  5. Step 5: Solve for x
    x = 24,896,161,248.20/229,941.23
  6. Step 6: Final answer
    x = 108,271.85

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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.