Home / 56,032.64-77,361.04-34,840.72

Finding the Fourth Proportional to 56,032.64, 77,361.04 and 34,840.72

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Solution

The fourth proportional to 56,032.64, 77,361.04 and 34,840.72 is: 48,102.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,032.64 : 77,361.04 = 34,840.72 : x
  2. Step 2: Convert to fraction form
    56,032.64/77,361.04 = 34,840.72/x
  3. Step 3: Cross multiply
    56,032.64x = 77,361.04 × 34,840.72
  4. Step 4: Simplify right side
    56,032.64x = 2,695,314,333.55
  5. Step 5: Solve for x
    x = 2,695,314,333.55/56,032.64
  6. Step 6: Final answer
    x = 48,102.58

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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.