Home / 65,968.10-90,962.73-50,826.98

Finding the Fourth Proportional to 65,968.10, 90,962.73 and 50,826.98

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Solution

The fourth proportional to 65,968.10, 90,962.73 and 50,826.98 is: 70,084.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,968.10 : 90,962.73 = 50,826.98 : x
  2. Step 2: Convert to fraction form
    65,968.10/90,962.73 = 50,826.98/x
  3. Step 3: Cross multiply
    65,968.10x = 90,962.73 × 50,826.98
  4. Step 4: Simplify right side
    65,968.10x = 4,623,360,858.46
  5. Step 5: Solve for x
    x = 4,623,360,858.46/65,968.10
  6. Step 6: Final answer
    x = 70,084.80

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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.