Home / 182,139.44-251,382.69-105,703.79

Finding the Fourth Proportional to 182,139.44, 251,382.69 and 105,703.79

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Solution

The fourth proportional to 182,139.44, 251,382.69 and 105,703.79 is: 145,888.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,139.44 : 251,382.69 = 105,703.79 : x
  2. Step 2: Convert to fraction form
    182,139.44/251,382.69 = 105,703.79/x
  3. Step 3: Cross multiply
    182,139.44x = 251,382.69 × 105,703.79
  4. Step 4: Simplify right side
    182,139.44x = 26,572,101,816.48
  5. Step 5: Solve for x
    x = 26,572,101,816.48/182,139.44
  6. Step 6: Final answer
    x = 145,888.79

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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.