Home / 124,669.91-187,004.87-31,175.66

Finding the Fourth Proportional to 124,669.91, 187,004.87 and 31,175.66

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Solution

The fourth proportional to 124,669.91, 187,004.87 and 31,175.66 is: 46,763.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,669.91 : 187,004.87 = 31,175.66 : x
  2. Step 2: Convert to fraction form
    124,669.91/187,004.87 = 31,175.66/x
  3. Step 3: Cross multiply
    124,669.91x = 187,004.87 × 31,175.66
  4. Step 4: Simplify right side
    124,669.91x = 5,830,000,245.46
  5. Step 5: Solve for x
    x = 5,830,000,245.46/124,669.91
  6. Step 6: Final answer
    x = 46,763.49

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1.5x scale

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.