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Finding the Fourth Proportional to 350,514.08, 525,848.16 and 113,881.76

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Solution

The fourth proportional to 350,514.08, 525,848.16 and 113,881.76 is: 170,847.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,514.08 : 525,848.16 = 113,881.76 : x
  2. Step 2: Convert to fraction form
    350,514.08/525,848.16 = 113,881.76/x
  3. Step 3: Cross multiply
    350,514.08x = 525,848.16 × 113,881.76
  4. Step 4: Simplify right side
    350,514.08x = 59,884,513,953.56
  5. Step 5: Solve for x
    x = 59,884,513,953.56/350,514.08
  6. Step 6: Final answer
    x = 170,847.67

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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.