Home / 144,419.32-216,658.14-50,990.68

Finding the Fourth Proportional to 144,419.32, 216,658.14 and 50,990.68

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Solution

The fourth proportional to 144,419.32, 216,658.14 and 50,990.68 is: 76,496.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,419.32 : 216,658.14 = 50,990.68 : x
  2. Step 2: Convert to fraction form
    144,419.32/216,658.14 = 50,990.68/x
  3. Step 3: Cross multiply
    144,419.32x = 216,658.14 × 50,990.68
  4. Step 4: Simplify right side
    144,419.32x = 11,047,545,886.14
  5. Step 5: Solve for x
    x = 11,047,545,886.14/144,419.32
  6. Step 6: Final answer
    x = 76,496.32

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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.