Home / 162,234.67-223,881.51-90,615.73

Finding the Fourth Proportional to 162,234.67, 223,881.51 and 90,615.73

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Solution

The fourth proportional to 162,234.67, 223,881.51 and 90,615.73 is: 125,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,234.67 : 223,881.51 = 90,615.73 : x
  2. Step 2: Convert to fraction form
    162,234.67/223,881.51 = 90,615.73/x
  3. Step 3: Cross multiply
    162,234.67x = 223,881.51 × 90,615.73
  4. Step 4: Simplify right side
    162,234.67x = 20,287,186,462.15
  5. Step 5: Solve for x
    x = 20,287,186,462.15/162,234.67
  6. Step 6: Final answer
    x = 125,048.40

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1.5x scale

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.