Home / 135,733.69-187,334.98-75,323.74

Finding the Fourth Proportional to 135,733.69, 187,334.98 and 75,323.74

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Solution

The fourth proportional to 135,733.69, 187,334.98 and 75,323.74 is: 103,959.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,733.69 : 187,334.98 = 75,323.74 : x
  2. Step 2: Convert to fraction form
    135,733.69/187,334.98 = 75,323.74/x
  3. Step 3: Cross multiply
    135,733.69x = 187,334.98 × 75,323.74
  4. Step 4: Simplify right side
    135,733.69x = 14,110,771,326.43
  5. Step 5: Solve for x
    x = 14,110,771,326.43/135,733.69
  6. Step 6: Final answer
    x = 103,959.24

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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.