Home / 229,402.13-316,563.53-127,434.06

Finding the Fourth Proportional to 229,402.13, 316,563.53 and 127,434.06

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Solution

The fourth proportional to 229,402.13, 316,563.53 and 127,434.06 is: 175,852.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,402.13 : 316,563.53 = 127,434.06 : x
  2. Step 2: Convert to fraction form
    229,402.13/316,563.53 = 127,434.06/x
  3. Step 3: Cross multiply
    229,402.13x = 316,563.53 × 127,434.06
  4. Step 4: Simplify right side
    229,402.13x = 40,340,975,238.66
  5. Step 5: Solve for x
    x = 40,340,975,238.66/229,402.13
  6. Step 6: Final answer
    x = 175,852.67

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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.