Home / 89,370.02-123,328.22-49,083.45

Finding the Fourth Proportional to 89,370.02, 123,328.22 and 49,083.45

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Solution

The fourth proportional to 89,370.02, 123,328.22 and 49,083.45 is: 67,733.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,370.02 : 123,328.22 = 49,083.45 : x
  2. Step 2: Convert to fraction form
    89,370.02/123,328.22 = 49,083.45/x
  3. Step 3: Cross multiply
    89,370.02x = 123,328.22 × 49,083.45
  4. Step 4: Simplify right side
    89,370.02x = 6,053,374,274.54
  5. Step 5: Solve for x
    x = 6,053,374,274.54/89,370.02
  6. Step 6: Final answer
    x = 67,733.84

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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.