Home / 60,034.03-90,047.78-30,451.09

Finding the Fourth Proportional to 60,034.03, 90,047.78 and 30,451.09

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Solution

The fourth proportional to 60,034.03, 90,047.78 and 30,451.09 is: 45,674.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,034.03 : 90,047.78 = 30,451.09 : x
  2. Step 2: Convert to fraction form
    60,034.03/90,047.78 = 30,451.09/x
  3. Step 3: Cross multiply
    60,034.03x = 90,047.78 × 30,451.09
  4. Step 4: Simplify right side
    60,034.03x = 2,742,053,053.08
  5. Step 5: Solve for x
    x = 2,742,053,053.08/60,034.03
  6. Step 6: Final answer
    x = 45,674.98

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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.