Home / 187,181.42-258,309.74-102,298.46

Finding the Fourth Proportional to 187,181.42, 258,309.74 and 102,298.46

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Solution

The fourth proportional to 187,181.42, 258,309.74 and 102,298.46 is: 141,171.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,181.42 : 258,309.74 = 102,298.46 : x
  2. Step 2: Convert to fraction form
    187,181.42/258,309.74 = 102,298.46/x
  3. Step 3: Cross multiply
    187,181.42x = 258,309.74 × 102,298.46
  4. Step 4: Simplify right side
    187,181.42x = 26,424,688,605.00
  5. Step 5: Solve for x
    x = 26,424,688,605.00/187,181.42
  6. Step 6: Final answer
    x = 141,171.54

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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.