Home / 254,682.02-382,019.11-65,140.72

Finding the Fourth Proportional to 254,682.02, 382,019.11 and 65,140.72

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Solution

The fourth proportional to 254,682.02, 382,019.11 and 65,140.72 is: 97,710.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,682.02 : 382,019.11 = 65,140.72 : x
  2. Step 2: Convert to fraction form
    254,682.02/382,019.11 = 65,140.72/x
  3. Step 3: Cross multiply
    254,682.02x = 382,019.11 × 65,140.72
  4. Step 4: Simplify right side
    254,682.02x = 24,884,998,761.26
  5. Step 5: Solve for x
    x = 24,884,998,761.26/254,682.02
  6. Step 6: Final answer
    x = 97,710.07

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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.