Home / 51,087.94-70,461.40-33,188.70

Finding the Fourth Proportional to 51,087.94, 70,461.40 and 33,188.70

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Solution

The fourth proportional to 51,087.94, 70,461.40 and 33,188.70 is: 45,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,087.94 : 70,461.40 = 33,188.70 : x
  2. Step 2: Convert to fraction form
    51,087.94/70,461.40 = 33,188.70/x
  3. Step 3: Cross multiply
    51,087.94x = 70,461.40 × 33,188.70
  4. Step 4: Simplify right side
    51,087.94x = 2,338,522,266.18
  5. Step 5: Solve for x
    x = 2,338,522,266.18/51,087.94
  6. Step 6: Final answer
    x = 45,774.45

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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.