Home / 146,318.49-219,455.28-46,465.74

Finding the Fourth Proportional to 146,318.49, 219,455.28 and 46,465.74

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Solution

The fourth proportional to 146,318.49, 219,455.28 and 46,465.74 is: 69,691.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,318.49 : 219,455.28 = 46,465.74 : x
  2. Step 2: Convert to fraction form
    146,318.49/219,455.28 = 46,465.74/x
  3. Step 3: Cross multiply
    146,318.49x = 219,455.28 × 46,465.74
  4. Step 4: Simplify right side
    146,318.49x = 10,197,151,982.11
  5. Step 5: Solve for x
    x = 10,197,151,982.11/146,318.49
  6. Step 6: Final answer
    x = 69,691.48

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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.