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Finding the Fourth Proportional to 61,973.00, 85,515.78 and 35,109.76

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Solution

The fourth proportional to 61,973.00, 85,515.78 and 35,109.76 is: 48,447.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,973.00 : 85,515.78 = 35,109.76 : x
  2. Step 2: Convert to fraction form
    61,973.00/85,515.78 = 35,109.76/x
  3. Step 3: Cross multiply
    61,973.00x = 85,515.78 × 35,109.76
  4. Step 4: Simplify right side
    61,973.00x = 3,002,438,298.22
  5. Step 5: Solve for x
    x = 3,002,438,298.22/61,973.00
  6. Step 6: Final answer
    x = 48,447.52

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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.