Home / 216,050.47-324,081.63-58,278.47

Finding the Fourth Proportional to 216,050.47, 324,081.63 and 58,278.47

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Solution

The fourth proportional to 216,050.47, 324,081.63 and 58,278.47 is: 87,419.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,050.47 : 324,081.63 = 58,278.47 : x
  2. Step 2: Convert to fraction form
    216,050.47/324,081.63 = 58,278.47/x
  3. Step 3: Cross multiply
    216,050.47x = 324,081.63 × 58,278.47
  4. Step 4: Simplify right side
    216,050.47x = 18,886,981,146.40
  5. Step 5: Solve for x
    x = 18,886,981,146.40/216,050.47
  6. Step 6: Final answer
    x = 87,419.30

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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.