Home / 56,929.17-78,489.12-46,682.57

Finding the Fourth Proportional to 56,929.17, 78,489.12 and 46,682.57

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Solution

The fourth proportional to 56,929.17, 78,489.12 and 46,682.57 is: 64,361.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,929.17 : 78,489.12 = 46,682.57 : x
  2. Step 2: Convert to fraction form
    56,929.17/78,489.12 = 46,682.57/x
  3. Step 3: Cross multiply
    56,929.17x = 78,489.12 × 46,682.57
  4. Step 4: Simplify right side
    56,929.17x = 3,664,074,034.86
  5. Step 5: Solve for x
    x = 3,664,074,034.86/56,929.17
  6. Step 6: Final answer
    x = 64,361.98

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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.