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Finding the Fourth Proportional to 369,235.23, 553,852.80 and 88,752.48

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Solution

The fourth proportional to 369,235.23, 553,852.80 and 88,752.48 is: 133,128.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,235.23 : 553,852.80 = 88,752.48 : x
  2. Step 2: Convert to fraction form
    369,235.23/553,852.80 = 88,752.48/x
  3. Step 3: Cross multiply
    369,235.23x = 553,852.80 × 88,752.48
  4. Step 4: Simplify right side
    369,235.23x = 49,155,809,554.94
  5. Step 5: Solve for x
    x = 49,155,809,554.94/369,235.23
  6. Step 6: Final answer
    x = 133,128.71

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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.