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Finding the Fourth Proportional to 61,752.98, 85,217.99 and 34,894.91

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Solution

The fourth proportional to 61,752.98, 85,217.99 and 34,894.91 is: 48,154.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,752.98 : 85,217.99 = 34,894.91 : x
  2. Step 2: Convert to fraction form
    61,752.98/85,217.99 = 34,894.91/x
  3. Step 3: Cross multiply
    61,752.98x = 85,217.99 × 34,894.91
  4. Step 4: Simplify right side
    61,752.98x = 2,973,674,130.00
  5. Step 5: Solve for x
    x = 2,973,674,130.00/61,752.98
  6. Step 6: Final answer
    x = 48,154.34

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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.