Home / 342,743.52-472,985.67-191,840.52

Finding the Fourth Proportional to 342,743.52, 472,985.67 and 191,840.52

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Solution

The fourth proportional to 342,743.52, 472,985.67 and 191,840.52 is: 264,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,743.52 : 472,985.67 = 191,840.52 : x
  2. Step 2: Convert to fraction form
    342,743.52/472,985.67 = 191,840.52/x
  3. Step 3: Cross multiply
    342,743.52x = 472,985.67 × 191,840.52
  4. Step 4: Simplify right side
    342,743.52x = 90,737,816,885.35
  5. Step 5: Solve for x
    x = 90,737,816,885.35/342,743.52
  6. Step 6: Final answer
    x = 264,739.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.