Home / 124,762.32-187,144.29-49,888.77

Finding the Fourth Proportional to 124,762.32, 187,144.29 and 49,888.77

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Solution

The fourth proportional to 124,762.32, 187,144.29 and 49,888.77 is: 74,833.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,762.32 : 187,144.29 = 49,888.77 : x
  2. Step 2: Convert to fraction form
    124,762.32/187,144.29 = 49,888.77/x
  3. Step 3: Cross multiply
    124,762.32x = 187,144.29 × 49,888.77
  4. Step 4: Simplify right side
    124,762.32x = 9,336,398,440.62
  5. Step 5: Solve for x
    x = 9,336,398,440.62/124,762.32
  6. Step 6: Final answer
    x = 74,833.48

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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.