Home / 89,943.08-134,891.10-26,746.20

Finding the Fourth Proportional to 89,943.08, 134,891.10 and 26,746.20

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Solution

The fourth proportional to 89,943.08, 134,891.10 and 26,746.20 is: 40,112.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,943.08 : 134,891.10 = 26,746.20 : x
  2. Step 2: Convert to fraction form
    89,943.08/134,891.10 = 26,746.20/x
  3. Step 3: Cross multiply
    89,943.08x = 134,891.10 × 26,746.20
  4. Step 4: Simplify right side
    89,943.08x = 3,607,824,338.82
  5. Step 5: Solve for x
    x = 3,607,824,338.82/89,943.08
  6. Step 6: Final answer
    x = 40,112.31

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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.