Home / 229,401.48-316,563.33-127,433.55

Finding the Fourth Proportional to 229,401.48, 316,563.33 and 127,433.55

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Solution

The fourth proportional to 229,401.48, 316,563.33 and 127,433.55 is: 175,852.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,401.48 : 316,563.33 = 127,433.55 : x
  2. Step 2: Convert to fraction form
    229,401.48/316,563.33 = 127,433.55/x
  3. Step 3: Cross multiply
    229,401.48x = 316,563.33 × 127,433.55
  4. Step 4: Simplify right side
    229,401.48x = 40,340,788,941.72
  5. Step 5: Solve for x
    x = 40,340,788,941.72/229,401.48
  6. Step 6: Final answer
    x = 175,852.35

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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.