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Finding the Fourth Proportional to 60,559.80, 90,809.16 and 35,267.48

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Solution

The fourth proportional to 60,559.80, 90,809.16 and 35,267.48 is: 52,883.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,559.80 : 90,809.16 = 35,267.48 : x
  2. Step 2: Convert to fraction form
    60,559.80/90,809.16 = 35,267.48/x
  3. Step 3: Cross multiply
    60,559.80x = 90,809.16 × 35,267.48
  4. Step 4: Simplify right side
    60,559.80x = 3,202,609,988.35
  5. Step 5: Solve for x
    x = 3,202,609,988.35/60,559.80
  6. Step 6: Final answer
    x = 52,883.43

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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.