Home / 89,634.93-134,421.02-26,438.27

Finding the Fourth Proportional to 89,634.93, 134,421.02 and 26,438.27

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Solution

The fourth proportional to 89,634.93, 134,421.02 and 26,438.27 is: 39,648.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,634.93 : 134,421.02 = 26,438.27 : x
  2. Step 2: Convert to fraction form
    89,634.93/134,421.02 = 26,438.27/x
  3. Step 3: Cross multiply
    89,634.93x = 134,421.02 × 26,438.27
  4. Step 4: Simplify right side
    89,634.93x = 3,553,859,220.44
  5. Step 5: Solve for x
    x = 3,553,859,220.44/89,634.93
  6. Step 6: Final answer
    x = 39,648.15

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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.