Home / 65,402.88-90,283.38-44,210.85

Finding the Fourth Proportional to 65,402.88, 90,283.38 and 44,210.85

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Solution

The fourth proportional to 65,402.88, 90,283.38 and 44,210.85 is: 61,029.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,402.88 : 90,283.38 = 44,210.85 : x
  2. Step 2: Convert to fraction form
    65,402.88/90,283.38 = 44,210.85/x
  3. Step 3: Cross multiply
    65,402.88x = 90,283.38 × 44,210.85
  4. Step 4: Simplify right side
    65,402.88x = 3,991,504,970.67
  5. Step 5: Solve for x
    x = 3,991,504,970.67/65,402.88
  6. Step 6: Final answer
    x = 61,029.50

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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.