Home / 85,563.24-128,314.14-32,946.28

Finding the Fourth Proportional to 85,563.24, 128,314.14 and 32,946.28

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Solution

The fourth proportional to 85,563.24, 128,314.14 and 32,946.28 is: 49,407.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,563.24 : 128,314.14 = 32,946.28 : x
  2. Step 2: Convert to fraction form
    85,563.24/128,314.14 = 32,946.28/x
  3. Step 3: Cross multiply
    85,563.24x = 128,314.14 × 32,946.28
  4. Step 4: Simplify right side
    85,563.24x = 4,227,473,584.40
  5. Step 5: Solve for x
    x = 4,227,473,584.40/85,563.24
  6. Step 6: Final answer
    x = 49,407.59

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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.