Home / 51,558.16-71,147.88-29,202.32

Finding the Fourth Proportional to 51,558.16, 71,147.88 and 29,202.32

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Solution

The fourth proportional to 51,558.16, 71,147.88 and 29,202.32 is: 40,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,558.16 : 71,147.88 = 29,202.32 : x
  2. Step 2: Convert to fraction form
    51,558.16/71,147.88 = 29,202.32/x
  3. Step 3: Cross multiply
    51,558.16x = 71,147.88 × 29,202.32
  4. Step 4: Simplify right side
    51,558.16x = 2,077,683,159.08
  5. Step 5: Solve for x
    x = 2,077,683,159.08/51,558.16
  6. Step 6: Final answer
    x = 40,297.85

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1.5x scale

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.