Home / 118,310.41-163,271.96-67,330.47

Finding the Fourth Proportional to 118,310.41, 163,271.96 and 67,330.47

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Solution

The fourth proportional to 118,310.41, 163,271.96 and 67,330.47 is: 92,918.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,310.41 : 163,271.96 = 67,330.47 : x
  2. Step 2: Convert to fraction form
    118,310.41/163,271.96 = 67,330.47/x
  3. Step 3: Cross multiply
    118,310.41x = 163,271.96 × 67,330.47
  4. Step 4: Simplify right side
    118,310.41x = 10,993,176,651.61
  5. Step 5: Solve for x
    x = 10,993,176,651.61/118,310.41
  6. Step 6: Final answer
    x = 92,918.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.