Home / 124,922.15-187,356.08-39,539.64

Finding the Fourth Proportional to 124,922.15, 187,356.08 and 39,539.64

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Solution

The fourth proportional to 124,922.15, 187,356.08 and 39,539.64 is: 59,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,922.15 : 187,356.08 = 39,539.64 : x
  2. Step 2: Convert to fraction form
    124,922.15/187,356.08 = 39,539.64/x
  3. Step 3: Cross multiply
    124,922.15x = 187,356.08 × 39,539.64
  4. Step 4: Simplify right side
    124,922.15x = 7,407,991,856.16
  5. Step 5: Solve for x
    x = 7,407,991,856.16/124,922.15
  6. Step 6: Final answer
    x = 59,300.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.