Home / 89,653.06-134,457.18-26,460.64

Finding the Fourth Proportional to 89,653.06, 134,457.18 and 26,460.64

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Solution

The fourth proportional to 89,653.06, 134,457.18 and 26,460.64 is: 39,684.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,653.06 : 134,457.18 = 26,460.64 : x
  2. Step 2: Convert to fraction form
    89,653.06/134,457.18 = 26,460.64/x
  3. Step 3: Cross multiply
    89,653.06x = 134,457.18 × 26,460.64
  4. Step 4: Simplify right side
    89,653.06x = 3,557,823,035.40
  5. Step 5: Solve for x
    x = 3,557,823,035.40/89,653.06
  6. Step 6: Final answer
    x = 39,684.35

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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.