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Finding the Fourth Proportional to 61,598.95, 85,006.53 and 34,741.40

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Solution

The fourth proportional to 61,598.95, 85,006.53 and 34,741.40 is: 47,943.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,598.95 : 85,006.53 = 34,741.40 : x
  2. Step 2: Convert to fraction form
    61,598.95/85,006.53 = 34,741.40/x
  3. Step 3: Cross multiply
    61,598.95x = 85,006.53 × 34,741.40
  4. Step 4: Simplify right side
    61,598.95x = 2,953,245,436.31
  5. Step 5: Solve for x
    x = 2,953,245,436.31/61,598.95
  6. Step 6: Final answer
    x = 47,943.12

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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.