Home / 180,133.48-270,216.06-47,012.68

Finding the Fourth Proportional to 180,133.48, 270,216.06 and 47,012.68

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Solution

The fourth proportional to 180,133.48, 270,216.06 and 47,012.68 is: 70,523.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,133.48 : 270,216.06 = 47,012.68 : x
  2. Step 2: Convert to fraction form
    180,133.48/270,216.06 = 47,012.68/x
  3. Step 3: Cross multiply
    180,133.48x = 270,216.06 × 47,012.68
  4. Step 4: Simplify right side
    180,133.48x = 12,703,581,159.64
  5. Step 5: Solve for x
    x = 12,703,581,159.64/180,133.48
  6. Step 6: Final answer
    x = 70,523.15

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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.