Home / 89,416.56-123,394.47-49,130.19

Finding the Fourth Proportional to 89,416.56, 123,394.47 and 49,130.19

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Solution

The fourth proportional to 89,416.56, 123,394.47 and 49,130.19 is: 67,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,416.56 : 123,394.47 = 49,130.19 : x
  2. Step 2: Convert to fraction form
    89,416.56/123,394.47 = 49,130.19/x
  3. Step 3: Cross multiply
    89,416.56x = 123,394.47 × 49,130.19
  4. Step 4: Simplify right side
    89,416.56x = 6,062,393,756.05
  5. Step 5: Solve for x
    x = 6,062,393,756.05/89,416.56
  6. Step 6: Final answer
    x = 67,799.45

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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.