Home / 89,720.39-134,600.28-26,535.58

Finding the Fourth Proportional to 89,720.39, 134,600.28 and 26,535.58

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Solution

The fourth proportional to 89,720.39, 134,600.28 and 26,535.58 is: 39,809.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,720.39 : 134,600.28 = 26,535.58 : x
  2. Step 2: Convert to fraction form
    89,720.39/134,600.28 = 26,535.58/x
  3. Step 3: Cross multiply
    89,720.39x = 134,600.28 × 26,535.58
  4. Step 4: Simplify right side
    89,720.39x = 3,571,696,497.96
  5. Step 5: Solve for x
    x = 3,571,696,497.96/89,720.39
  6. Step 6: Final answer
    x = 39,809.19

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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.