Home / 85,334.50-127,943.43-52,066.18

Finding the Fourth Proportional to 85,334.50, 127,943.43 and 52,066.18

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Solution

The fourth proportional to 85,334.50, 127,943.43 and 52,066.18 is: 78,063.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,334.50 : 127,943.43 = 52,066.18 : x
  2. Step 2: Convert to fraction form
    85,334.50/127,943.43 = 52,066.18/x
  3. Step 3: Cross multiply
    85,334.50x = 127,943.43 × 52,066.18
  4. Step 4: Simplify right side
    85,334.50x = 6,661,525,656.20
  5. Step 5: Solve for x
    x = 6,661,525,656.20/85,334.50
  6. Step 6: Final answer
    x = 78,063.69

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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.