Home / 372,428.48-558,647.92-106,189.10

Finding the Fourth Proportional to 372,428.48, 558,647.92 and 106,189.10

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Solution

The fourth proportional to 372,428.48, 558,647.92 and 106,189.10 is: 159,285.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,428.48 : 558,647.92 = 106,189.10 : x
  2. Step 2: Convert to fraction form
    372,428.48/558,647.92 = 106,189.10/x
  3. Step 3: Cross multiply
    372,428.48x = 558,647.92 × 106,189.10
  4. Step 4: Simplify right side
    372,428.48x = 59,322,319,276.10
  5. Step 5: Solve for x
    x = 59,322,319,276.10/372,428.48
  6. Step 6: Final answer
    x = 159,285.13

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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.