Home / 89,642.52-134,450.74-26,459.56

Finding the Fourth Proportional to 89,642.52, 134,450.74 and 26,459.56

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Solution

The fourth proportional to 89,642.52, 134,450.74 and 26,459.56 is: 39,685.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,642.52 : 134,450.74 = 26,459.56 : x
  2. Step 2: Convert to fraction form
    89,642.52/134,450.74 = 26,459.56/x
  3. Step 3: Cross multiply
    89,642.52x = 134,450.74 × 26,459.56
  4. Step 4: Simplify right side
    89,642.52x = 3,557,507,422.07
  5. Step 5: Solve for x
    x = 3,557,507,422.07/89,642.52
  6. Step 6: Final answer
    x = 39,685.49

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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.