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Finding the Fourth Proportional to 61,598.88, 85,006.40 and 33,304.50

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Solution

The fourth proportional to 61,598.88, 85,006.40 and 33,304.50 is: 45,960.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,598.88 : 85,006.40 = 33,304.50 : x
  2. Step 2: Convert to fraction form
    61,598.88/85,006.40 = 33,304.50/x
  3. Step 3: Cross multiply
    61,598.88x = 85,006.40 × 33,304.50
  4. Step 4: Simplify right side
    61,598.88x = 2,831,095,482.28
  5. Step 5: Solve for x
    x = 2,831,095,482.28/61,598.88
  6. Step 6: Final answer
    x = 45,960.18

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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.