Home / 156,053.96-215,574.91-124,182.08

Finding the Fourth Proportional to 156,053.96, 215,574.91 and 124,182.08

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Solution

The fourth proportional to 156,053.96, 215,574.91 and 124,182.08 is: 171,546.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,053.96 : 215,574.91 = 124,182.08 : x
  2. Step 2: Convert to fraction form
    156,053.96/215,574.91 = 124,182.08/x
  3. Step 3: Cross multiply
    156,053.96x = 215,574.91 × 124,182.08
  4. Step 4: Simplify right side
    156,053.96x = 26,770,539,331.28
  5. Step 5: Solve for x
    x = 26,770,539,331.28/156,053.96
  6. Step 6: Final answer
    x = 171,546.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.