Home / 65,532.75-90,434.37-36,857.16

Finding the Fourth Proportional to 65,532.75, 90,434.37 and 36,857.16

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Solution

The fourth proportional to 65,532.75, 90,434.37 and 36,857.16 is: 50,862.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,532.75 : 90,434.37 = 36,857.16 : x
  2. Step 2: Convert to fraction form
    65,532.75/90,434.37 = 36,857.16/x
  3. Step 3: Cross multiply
    65,532.75x = 90,434.37 × 36,857.16
  4. Step 4: Simplify right side
    65,532.75x = 3,333,154,044.59
  5. Step 5: Solve for x
    x = 3,333,154,044.59/65,532.75
  6. Step 6: Final answer
    x = 50,862.42

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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.