Home / 187,251.36-258,410.88-102,376.32

Finding the Fourth Proportional to 187,251.36, 258,410.88 and 102,376.32

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Solution

The fourth proportional to 187,251.36, 258,410.88 and 102,376.32 is: 141,281.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,251.36 : 258,410.88 = 102,376.32 : x
  2. Step 2: Convert to fraction form
    187,251.36/258,410.88 = 102,376.32/x
  3. Step 3: Cross multiply
    187,251.36x = 258,410.88 × 102,376.32
  4. Step 4: Simplify right side
    187,251.36x = 26,455,154,942.36
  5. Step 5: Solve for x
    x = 26,455,154,942.36/187,251.36
  6. Step 6: Final answer
    x = 141,281.51

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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.