Home / 125,276.47-187,825.47-58,680.16

Finding the Fourth Proportional to 125,276.47, 187,825.47 and 58,680.16

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Solution

The fourth proportional to 125,276.47, 187,825.47 and 58,680.16 is: 87,978.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,276.47 : 187,825.47 = 58,680.16 : x
  2. Step 2: Convert to fraction form
    125,276.47/187,825.47 = 58,680.16/x
  3. Step 3: Cross multiply
    125,276.47x = 187,825.47 × 58,680.16
  4. Step 4: Simplify right side
    125,276.47x = 11,021,628,631.68
  5. Step 5: Solve for x
    x = 11,021,628,631.68/125,276.47
  6. Step 6: Final answer
    x = 87,978.44

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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.