Home / 372,238.11-558,360.45-105,998.40

Finding the Fourth Proportional to 372,238.11, 558,360.45 and 105,998.40

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Solution

The fourth proportional to 372,238.11, 558,360.45 and 105,998.40 is: 158,998.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,238.11 : 558,360.45 = 105,998.40 : x
  2. Step 2: Convert to fraction form
    372,238.11/558,360.45 = 105,998.40/x
  3. Step 3: Cross multiply
    372,238.11x = 558,360.45 × 105,998.40
  4. Step 4: Simplify right side
    372,238.11x = 59,185,314,323.28
  5. Step 5: Solve for x
    x = 59,185,314,323.28/372,238.11
  6. Step 6: Final answer
    x = 158,998.54

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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.