Home / 112,313.26-154,995.49-61,329.23

Finding the Fourth Proportional to 112,313.26, 154,995.49 and 61,329.23

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Solution

The fourth proportional to 112,313.26, 154,995.49 and 61,329.23 is: 84,636.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,313.26 : 154,995.49 = 61,329.23 : x
  2. Step 2: Convert to fraction form
    112,313.26/154,995.49 = 61,329.23/x
  3. Step 3: Cross multiply
    112,313.26x = 154,995.49 × 61,329.23
  4. Step 4: Simplify right side
    112,313.26x = 9,505,754,055.17
  5. Step 5: Solve for x
    x = 9,505,754,055.17/112,313.26
  6. Step 6: Final answer
    x = 84,636.08

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1.5x scale

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.