Home / 187,606.08-258,910.02-107,035.38

Finding the Fourth Proportional to 187,606.08, 258,910.02 and 107,035.38

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Solution

The fourth proportional to 187,606.08, 258,910.02 and 107,035.38 is: 147,716.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,606.08 : 258,910.02 = 107,035.38 : x
  2. Step 2: Convert to fraction form
    187,606.08/258,910.02 = 107,035.38/x
  3. Step 3: Cross multiply
    187,606.08x = 258,910.02 × 107,035.38
  4. Step 4: Simplify right side
    187,606.08x = 27,712,532,376.51
  5. Step 5: Solve for x
    x = 27,712,532,376.51/187,606.08
  6. Step 6: Final answer
    x = 147,716.60

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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.