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Finding the Fourth Proportional to 61,598, 85,004.82 and 34,740.74

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Solution

The fourth proportional to 61,598, 85,004.82 and 34,740.74 is: 47,941.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,598 : 85,004.82 = 34,740.74 : x
  2. Step 2: Convert to fraction form
    61,598/85,004.82 = 34,740.74/x
  3. Step 3: Cross multiply
    61,598x = 85,004.82 × 34,740.74
  4. Step 4: Simplify right side
    61,598x = 2,953,130,350.37
  5. Step 5: Solve for x
    x = 2,953,130,350.37/61,598
  6. Step 6: Final answer
    x = 47,941.98

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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.