Home / 61,770.18-92,583.69-28,420.26

Finding the Fourth Proportional to 61,770.18, 92,583.69 and 28,420.26

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Solution

The fourth proportional to 61,770.18, 92,583.69 and 28,420.26 is: 42,597.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,770.18 : 92,583.69 = 28,420.26 : x
  2. Step 2: Convert to fraction form
    61,770.18/92,583.69 = 28,420.26/x
  3. Step 3: Cross multiply
    61,770.18x = 92,583.69 × 28,420.26
  4. Step 4: Simplify right side
    61,770.18x = 2,631,252,541.56
  5. Step 5: Solve for x
    x = 2,631,252,541.56/61,770.18
  6. Step 6: Final answer
    x = 42,597.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.