Home / 236,677.77-355,120.70-124,331.90

Finding the Fourth Proportional to 236,677.77, 355,120.70 and 124,331.90

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Solution

The fourth proportional to 236,677.77, 355,120.70 and 124,331.90 is: 186,552.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,677.77 : 355,120.70 = 124,331.90 : x
  2. Step 2: Convert to fraction form
    236,677.77/355,120.70 = 124,331.90/x
  3. Step 3: Cross multiply
    236,677.77x = 355,120.70 × 124,331.90
  4. Step 4: Simplify right side
    236,677.77x = 44,152,828,963.07
  5. Step 5: Solve for x
    x = 44,152,828,963.07/236,677.77
  6. Step 6: Final answer
    x = 186,552.50

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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.