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Finding the Fourth Proportional to 216,154.88, 298,298.46 and 119,358.52

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Solution

The fourth proportional to 216,154.88, 298,298.46 and 119,358.52 is: 164,717.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,154.88 : 298,298.46 = 119,358.52 : x
  2. Step 2: Convert to fraction form
    216,154.88/298,298.46 = 119,358.52/x
  3. Step 3: Cross multiply
    216,154.88x = 298,298.46 × 119,358.52
  4. Step 4: Simplify right side
    216,154.88x = 35,604,462,703.88
  5. Step 5: Solve for x
    x = 35,604,462,703.88/216,154.88
  6. Step 6: Final answer
    x = 164,717.37

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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.