Home / 112,450.88-155,184-62,150.24

Finding the Fourth Proportional to 112,450.88, 155,184 and 62,150.24

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Solution

The fourth proportional to 112,450.88, 155,184 and 62,150.24 is: 85,768.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,450.88 : 155,184 = 62,150.24 : x
  2. Step 2: Convert to fraction form
    112,450.88/155,184 = 62,150.24/x
  3. Step 3: Cross multiply
    112,450.88x = 155,184 × 62,150.24
  4. Step 4: Simplify right side
    112,450.88x = 9,644,722,844.16
  5. Step 5: Solve for x
    x = 9,644,722,844.16/112,450.88
  6. Step 6: Final answer
    x = 85,768.32

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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.