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Finding the Fourth Proportional to 60,346.59, 90,443.28 and 27,065.31

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Solution

The fourth proportional to 60,346.59, 90,443.28 and 27,065.31 is: 40,563.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,346.59 : 90,443.28 = 27,065.31 : x
  2. Step 2: Convert to fraction form
    60,346.59/90,443.28 = 27,065.31/x
  3. Step 3: Cross multiply
    60,346.59x = 90,443.28 × 27,065.31
  4. Step 4: Simplify right side
    60,346.59x = 2,447,875,410.62
  5. Step 5: Solve for x
    x = 2,447,875,410.62/60,346.59
  6. Step 6: Final answer
    x = 40,563.61

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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.