Home / 118,075.20-177,155.10-50,578.92

Finding the Fourth Proportional to 118,075.20, 177,155.10 and 50,578.92

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Solution

The fourth proportional to 118,075.20, 177,155.10 and 50,578.92 is: 75,886.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,075.20 : 177,155.10 = 50,578.92 : x
  2. Step 2: Convert to fraction form
    118,075.20/177,155.10 = 50,578.92/x
  3. Step 3: Cross multiply
    118,075.20x = 177,155.10 × 50,578.92
  4. Step 4: Simplify right side
    118,075.20x = 8,960,313,630.49
  5. Step 5: Solve for x
    x = 8,960,313,630.49/118,075.20
  6. Step 6: Final answer
    x = 75,886.50

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1.5x scale

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.