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Finding the Fourth Proportional to 60,290.34, 90,454.33 and 36,300.94

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Solution

The fourth proportional to 60,290.34, 90,454.33 and 36,300.94 is: 54,462.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,290.34 : 90,454.33 = 36,300.94 : x
  2. Step 2: Convert to fraction form
    60,290.34/90,454.33 = 36,300.94/x
  3. Step 3: Cross multiply
    60,290.34x = 90,454.33 × 36,300.94
  4. Step 4: Simplify right side
    60,290.34x = 3,283,577,206.07
  5. Step 5: Solve for x
    x = 3,283,577,206.07/60,290.34
  6. Step 6: Final answer
    x = 54,462.74

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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.