Home / 134,298.55-185,347.77-76,956.45

Finding the Fourth Proportional to 134,298.55, 185,347.77 and 76,956.45

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Solution

The fourth proportional to 134,298.55, 185,347.77 and 76,956.45 is: 106,208.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,298.55 : 185,347.77 = 76,956.45 : x
  2. Step 2: Convert to fraction form
    134,298.55/185,347.77 = 76,956.45/x
  3. Step 3: Cross multiply
    134,298.55x = 185,347.77 × 76,956.45
  4. Step 4: Simplify right side
    134,298.55x = 14,263,706,394.62
  5. Step 5: Solve for x
    x = 14,263,706,394.62/134,298.55
  6. Step 6: Final answer
    x = 106,208.94

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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.