Home / 112,896.80-155,795.28-62,594.72

Finding the Fourth Proportional to 112,896.80, 155,795.28 and 62,594.72

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Solution

The fourth proportional to 112,896.80, 155,795.28 and 62,594.72 is: 86,379.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,896.80 : 155,795.28 = 62,594.72 : x
  2. Step 2: Convert to fraction form
    112,896.80/155,795.28 = 62,594.72/x
  3. Step 3: Cross multiply
    112,896.80x = 155,795.28 × 62,594.72
  4. Step 4: Simplify right side
    112,896.80x = 9,751,961,928.92
  5. Step 5: Solve for x
    x = 9,751,961,928.92/112,896.80
  6. Step 6: Final answer
    x = 86,379.44

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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.