Home / 109,240.26-150,754.38-61,495.32

Finding the Fourth Proportional to 109,240.26, 150,754.38 and 61,495.32

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Solution

The fourth proportional to 109,240.26, 150,754.38 and 61,495.32 is: 84,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,240.26 : 150,754.38 = 61,495.32 : x
  2. Step 2: Convert to fraction form
    109,240.26/150,754.38 = 61,495.32/x
  3. Step 3: Cross multiply
    109,240.26x = 150,754.38 × 61,495.32
  4. Step 4: Simplify right side
    109,240.26x = 9,270,688,839.50
  5. Step 5: Solve for x
    x = 9,270,688,839.50/109,240.26
  6. Step 6: Final answer
    x = 84,865.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.