Home / 236,377.04-354,568.68-78,605.52

Finding the Fourth Proportional to 236,377.04, 354,568.68 and 78,605.52

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Solution

The fourth proportional to 236,377.04, 354,568.68 and 78,605.52 is: 117,909.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,377.04 : 354,568.68 = 78,605.52 : x
  2. Step 2: Convert to fraction form
    236,377.04/354,568.68 = 78,605.52/x
  3. Step 3: Cross multiply
    236,377.04x = 354,568.68 × 78,605.52
  4. Step 4: Simplify right side
    236,377.04x = 27,871,055,467.11
  5. Step 5: Solve for x
    x = 27,871,055,467.11/236,377.04
  6. Step 6: Final answer
    x = 117,909.32

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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.