Home / 134,332.83-185,370.53-76,965.39

Finding the Fourth Proportional to 134,332.83, 185,370.53 and 76,965.39

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Solution

The fourth proportional to 134,332.83, 185,370.53 and 76,965.39 is: 106,207.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,332.83 : 185,370.53 = 76,965.39 : x
  2. Step 2: Convert to fraction form
    134,332.83/185,370.53 = 76,965.39/x
  3. Step 3: Cross multiply
    134,332.83x = 185,370.53 × 76,965.39
  4. Step 4: Simplify right side
    134,332.83x = 14,267,114,751.13
  5. Step 5: Solve for x
    x = 14,267,114,751.13/134,332.83
  6. Step 6: Final answer
    x = 106,207.21

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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.