Home / 77,284.98-115,943.98-23,975.80

Finding the Fourth Proportional to 77,284.98, 115,943.98 and 23,975.80

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Solution

The fourth proportional to 77,284.98, 115,943.98 and 23,975.80 is: 35,968.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,284.98 : 115,943.98 = 23,975.80 : x
  2. Step 2: Convert to fraction form
    77,284.98/115,943.98 = 23,975.80/x
  3. Step 3: Cross multiply
    77,284.98x = 115,943.98 × 23,975.80
  4. Step 4: Simplify right side
    77,284.98x = 2,779,849,675.68
  5. Step 5: Solve for x
    x = 2,779,849,675.68/77,284.98
  6. Step 6: Final answer
    x = 35,968.82

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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.