Home / 216,017.20-298,089.75-119,221.93

Finding the Fourth Proportional to 216,017.20, 298,089.75 and 119,221.93

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Solution

The fourth proportional to 216,017.20, 298,089.75 and 119,221.93 is: 164,518.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,017.20 : 298,089.75 = 119,221.93 : x
  2. Step 2: Convert to fraction form
    216,017.20/298,089.75 = 119,221.93/x
  3. Step 3: Cross multiply
    216,017.20x = 298,089.75 × 119,221.93
  4. Step 4: Simplify right side
    216,017.20x = 35,538,835,308.22
  5. Step 5: Solve for x
    x = 35,538,835,308.22/216,017.20
  6. Step 6: Final answer
    x = 164,518.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.