Home / 146,253.81-219,413.12-46,419.69

Finding the Fourth Proportional to 146,253.81, 219,413.12 and 46,419.69

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Solution

The fourth proportional to 146,253.81, 219,413.12 and 46,419.69 is: 69,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,253.81 : 219,413.12 = 46,419.69 : x
  2. Step 2: Convert to fraction form
    146,253.81/219,413.12 = 46,419.69/x
  3. Step 3: Cross multiply
    146,253.81x = 219,413.12 × 46,419.69
  4. Step 4: Simplify right side
    146,253.81x = 10,185,088,780.23
  5. Step 5: Solve for x
    x = 10,185,088,780.23/146,253.81
  6. Step 6: Final answer
    x = 69,639.82

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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.