Home / 89,080.06-133,639.24-25,901.28

Finding the Fourth Proportional to 89,080.06, 133,639.24 and 25,901.28

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Solution

The fourth proportional to 89,080.06, 133,639.24 and 25,901.28 is: 38,857.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,080.06 : 133,639.24 = 25,901.28 : x
  2. Step 2: Convert to fraction form
    89,080.06/133,639.24 = 25,901.28/x
  3. Step 3: Cross multiply
    89,080.06x = 133,639.24 × 25,901.28
  4. Step 4: Simplify right side
    89,080.06x = 3,461,427,374.23
  5. Step 5: Solve for x
    x = 3,461,427,374.23/89,080.06
  6. Step 6: Final answer
    x = 38,857.49

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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.