Home / 96,378.89-144,485.16-46,390.14

Finding the Fourth Proportional to 96,378.89, 144,485.16 and 46,390.14

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Solution

The fourth proportional to 96,378.89, 144,485.16 and 46,390.14 is: 69,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,378.89 : 144,485.16 = 46,390.14 : x
  2. Step 2: Convert to fraction form
    96,378.89/144,485.16 = 46,390.14/x
  3. Step 3: Cross multiply
    96,378.89x = 144,485.16 × 46,390.14
  4. Step 4: Simplify right side
    96,378.89x = 6,702,686,800.32
  5. Step 5: Solve for x
    x = 6,702,686,800.32/96,378.89
  6. Step 6: Final answer
    x = 69,545.18

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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.