Home / 65,125.98-89,878.68-36,448.52

Finding the Fourth Proportional to 65,125.98, 89,878.68 and 36,448.52

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Solution

The fourth proportional to 65,125.98, 89,878.68 and 36,448.52 is: 50,301.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,125.98 : 89,878.68 = 36,448.52 : x
  2. Step 2: Convert to fraction form
    65,125.98/89,878.68 = 36,448.52/x
  3. Step 3: Cross multiply
    65,125.98x = 89,878.68 × 36,448.52
  4. Step 4: Simplify right side
    65,125.98x = 3,275,944,665.19
  5. Step 5: Solve for x
    x = 3,275,944,665.19/65,125.98
  6. Step 6: Final answer
    x = 50,301.66

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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.