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Finding the Fourth Proportional to 236,901.80, 355,223.10 and 96,501.80

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Solution

The fourth proportional to 236,901.80, 355,223.10 and 96,501.80 is: 144,699.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,901.80 : 355,223.10 = 96,501.80 : x
  2. Step 2: Convert to fraction form
    236,901.80/355,223.10 = 96,501.80/x
  3. Step 3: Cross multiply
    236,901.80x = 355,223.10 × 96,501.80
  4. Step 4: Simplify right side
    236,901.80x = 34,279,668,551.58
  5. Step 5: Solve for x
    x = 34,279,668,551.58/236,901.80
  6. Step 6: Final answer
    x = 144,699.91

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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.