Home / 229,864.37-344,845.15-72,108.77

Finding the Fourth Proportional to 229,864.37, 344,845.15 and 72,108.77

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Solution

The fourth proportional to 229,864.37, 344,845.15 and 72,108.77 is: 108,178.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,864.37 : 344,845.15 = 72,108.77 : x
  2. Step 2: Convert to fraction form
    229,864.37/344,845.15 = 72,108.77/x
  3. Step 3: Cross multiply
    229,864.37x = 344,845.15 × 72,108.77
  4. Step 4: Simplify right side
    229,864.37x = 24,866,357,702.47
  5. Step 5: Solve for x
    x = 24,866,357,702.47/229,864.37
  6. Step 6: Final answer
    x = 108,178.39

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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.