Home / 227,822.45-314,391.70-124,455.40

Finding the Fourth Proportional to 227,822.45, 314,391.70 and 124,455.40

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Solution

The fourth proportional to 227,822.45, 314,391.70 and 124,455.40 is: 171,746.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,822.45 : 314,391.70 = 124,455.40 : x
  2. Step 2: Convert to fraction form
    227,822.45/314,391.70 = 124,455.40/x
  3. Step 3: Cross multiply
    227,822.45x = 314,391.70 × 124,455.40
  4. Step 4: Simplify right side
    227,822.45x = 39,127,744,780.18
  5. Step 5: Solve for x
    x = 39,127,744,780.18/227,822.45
  6. Step 6: Final answer
    x = 171,746.66

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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.