Home / 229,606.84-344,435.28-77,913.46

Finding the Fourth Proportional to 229,606.84, 344,435.28 and 77,913.46

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Solution

The fourth proportional to 229,606.84, 344,435.28 and 77,913.46 is: 116,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,606.84 : 344,435.28 = 77,913.46 : x
  2. Step 2: Convert to fraction form
    229,606.84/344,435.28 = 77,913.46/x
  3. Step 3: Cross multiply
    229,606.84x = 344,435.28 × 77,913.46
  4. Step 4: Simplify right side
    229,606.84x = 26,836,144,410.87
  5. Step 5: Solve for x
    x = 26,836,144,410.87/229,606.84
  6. Step 6: Final answer
    x = 116,878.68

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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.