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Finding the Fourth Proportional to 53,000.90, 73,090.98 and 34,819.64

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Solution

The fourth proportional to 53,000.90, 73,090.98 and 34,819.64 is: 48,018.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,000.90 : 73,090.98 = 34,819.64 : x
  2. Step 2: Convert to fraction form
    53,000.90/73,090.98 = 34,819.64/x
  3. Step 3: Cross multiply
    53,000.90x = 73,090.98 × 34,819.64
  4. Step 4: Simplify right side
    53,000.90x = 2,545,001,610.85
  5. Step 5: Solve for x
    x = 2,545,001,610.85/53,000.90
  6. Step 6: Final answer
    x = 48,018.08

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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.