Home / 187,280.41-258,446.96-102,397.47

Finding the Fourth Proportional to 187,280.41, 258,446.96 and 102,397.47

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Solution

The fourth proportional to 187,280.41, 258,446.96 and 102,397.47 is: 141,308.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,280.41 : 258,446.96 = 102,397.47 : x
  2. Step 2: Convert to fraction form
    187,280.41/258,446.96 = 102,397.47/x
  3. Step 3: Cross multiply
    187,280.41x = 258,446.96 × 102,397.47
  4. Step 4: Simplify right side
    187,280.41x = 26,464,314,750.89
  5. Step 5: Solve for x
    x = 26,464,314,750.89/187,280.41
  6. Step 6: Final answer
    x = 141,308.51

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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.