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Finding the Fourth Proportional to 372,132.32, 558,114.44 and 105,886.94

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Solution

The fourth proportional to 372,132.32, 558,114.44 and 105,886.94 is: 158,806.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,132.32 : 558,114.44 = 105,886.94 : x
  2. Step 2: Convert to fraction form
    372,132.32/558,114.44 = 105,886.94/x
  3. Step 3: Cross multiply
    372,132.32x = 558,114.44 × 105,886.94
  4. Step 4: Simplify right side
    372,132.32x = 59,097,026,901.41
  5. Step 5: Solve for x
    x = 59,097,026,901.41/372,132.32
  6. Step 6: Final answer
    x = 158,806.49

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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.