Home / 90,274.07-124,578-52,033.31

Finding the Fourth Proportional to 90,274.07, 124,578 and 52,033.31

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Solution

The fourth proportional to 90,274.07, 124,578 and 52,033.31 is: 71,805.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,274.07 : 124,578 = 52,033.31 : x
  2. Step 2: Convert to fraction form
    90,274.07/124,578 = 52,033.31/x
  3. Step 3: Cross multiply
    90,274.07x = 124,578 × 52,033.31
  4. Step 4: Simplify right side
    90,274.07x = 6,482,205,693.18
  5. Step 5: Solve for x
    x = 6,482,205,693.18/90,274.07
  6. Step 6: Final answer
    x = 71,805.84

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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.