Home / 89,735.91-134,630.12-26,557.66

Finding the Fourth Proportional to 89,735.91, 134,630.12 and 26,557.66

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Solution

The fourth proportional to 89,735.91, 134,630.12 and 26,557.66 is: 39,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,735.91 : 134,630.12 = 26,557.66 : x
  2. Step 2: Convert to fraction form
    89,735.91/134,630.12 = 26,557.66/x
  3. Step 3: Cross multiply
    89,735.91x = 134,630.12 × 26,557.66
  4. Step 4: Simplify right side
    89,735.91x = 3,575,460,952.72
  5. Step 5: Solve for x
    x = 3,575,460,952.72/89,735.91
  6. Step 6: Final answer
    x = 39,844.26

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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.