Home / 229,462.18-344,141.28-87,256.75

Finding the Fourth Proportional to 229,462.18, 344,141.28 and 87,256.75

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Solution

The fourth proportional to 229,462.18, 344,141.28 and 87,256.75 is: 130,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,462.18 : 344,141.28 = 87,256.75 : x
  2. Step 2: Convert to fraction form
    229,462.18/344,141.28 = 87,256.75/x
  3. Step 3: Cross multiply
    229,462.18x = 344,141.28 × 87,256.75
  4. Step 4: Simplify right side
    229,462.18x = 30,028,649,633.64
  5. Step 5: Solve for x
    x = 30,028,649,633.64/229,462.18
  6. Step 6: Final answer
    x = 130,865.35

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1.5x scale

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.