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Finding the Fourth Proportional to 60,034.56, 90,048.56 and 30,451.62

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Solution

The fourth proportional to 60,034.56, 90,048.56 and 30,451.62 is: 45,675.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,034.56 : 90,048.56 = 30,451.62 : x
  2. Step 2: Convert to fraction form
    60,034.56/90,048.56 = 30,451.62/x
  3. Step 3: Cross multiply
    60,034.56x = 90,048.56 × 30,451.62
  4. Step 4: Simplify right side
    60,034.56x = 2,742,124,530.67
  5. Step 5: Solve for x
    x = 2,742,124,530.67/60,034.56
  6. Step 6: Final answer
    x = 45,675.77

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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.