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Finding the Fourth Proportional to 125,186.84, 187,810.98 and 36,441.14

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Solution

The fourth proportional to 125,186.84, 187,810.98 and 36,441.14 is: 54,670.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,186.84 : 187,810.98 = 36,441.14 : x
  2. Step 2: Convert to fraction form
    125,186.84/187,810.98 = 36,441.14/x
  3. Step 3: Cross multiply
    125,186.84x = 187,810.98 × 36,441.14
  4. Step 4: Simplify right side
    125,186.84x = 6,844,046,215.72
  5. Step 5: Solve for x
    x = 6,844,046,215.72/125,186.84
  6. Step 6: Final answer
    x = 54,670.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.