Home / 96,393.09-144,547.68-45,806.79

Finding the Fourth Proportional to 96,393.09, 144,547.68 and 45,806.79

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Solution

The fourth proportional to 96,393.09, 144,547.68 and 45,806.79 is: 68,690.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,393.09 : 144,547.68 = 45,806.79 : x
  2. Step 2: Convert to fraction form
    96,393.09/144,547.68 = 45,806.79/x
  3. Step 3: Cross multiply
    96,393.09x = 144,547.68 × 45,806.79
  4. Step 4: Simplify right side
    96,393.09x = 6,621,265,222.75
  5. Step 5: Solve for x
    x = 6,621,265,222.75/96,393.09
  6. Step 6: Final answer
    x = 68,690.25

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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.