Home / 65,283.17-90,060.05-47,338.83

Finding the Fourth Proportional to 65,283.17, 90,060.05 and 47,338.83

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Solution

The fourth proportional to 65,283.17, 90,060.05 and 47,338.83 is: 65,305.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,283.17 : 90,060.05 = 47,338.83 : x
  2. Step 2: Convert to fraction form
    65,283.17/90,060.05 = 47,338.83/x
  3. Step 3: Cross multiply
    65,283.17x = 90,060.05 × 47,338.83
  4. Step 4: Simplify right side
    65,283.17x = 4,263,337,515.09
  5. Step 5: Solve for x
    x = 4,263,337,515.09/65,283.17
  6. Step 6: Final answer
    x = 65,305.31

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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.