Home / 112,310.02-155,151.79-97,176.41

Finding the Fourth Proportional to 112,310.02, 155,151.79 and 97,176.41

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Solution

The fourth proportional to 112,310.02, 155,151.79 and 97,176.41 is: 134,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,310.02 : 155,151.79 = 97,176.41 : x
  2. Step 2: Convert to fraction form
    112,310.02/155,151.79 = 97,176.41/x
  3. Step 3: Cross multiply
    112,310.02x = 155,151.79 × 97,176.41
  4. Step 4: Simplify right side
    112,310.02x = 15,077,093,471.39
  5. Step 5: Solve for x
    x = 15,077,093,471.39/112,310.02
  6. Step 6: Final answer
    x = 134,245.31

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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.