Home / 65,261.10-97,891.65-40,219.95

Finding the Fourth Proportional to 65,261.10, 97,891.65 and 40,219.95

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Solution

The fourth proportional to 65,261.10, 97,891.65 and 40,219.95 is: 60,329.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,261.10 : 97,891.65 = 40,219.95 : x
  2. Step 2: Convert to fraction form
    65,261.10/97,891.65 = 40,219.95/x
  3. Step 3: Cross multiply
    65,261.10x = 97,891.65 × 40,219.95
  4. Step 4: Simplify right side
    65,261.10x = 3,937,197,268.42
  5. Step 5: Solve for x
    x = 3,937,197,268.42/65,261.10
  6. Step 6: Final answer
    x = 60,329.93

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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.