Home / 137,302.36-189,379.40-126,008.32

Finding the Fourth Proportional to 137,302.36, 189,379.40 and 126,008.32

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Solution

The fourth proportional to 137,302.36, 189,379.40 and 126,008.32 is: 173,801.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,302.36 : 189,379.40 = 126,008.32 : x
  2. Step 2: Convert to fraction form
    137,302.36/189,379.40 = 126,008.32/x
  3. Step 3: Cross multiply
    137,302.36x = 189,379.40 × 126,008.32
  4. Step 4: Simplify right side
    137,302.36x = 23,863,380,036.61
  5. Step 5: Solve for x
    x = 23,863,380,036.61/137,302.36
  6. Step 6: Final answer
    x = 173,801.67

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1.5x scale

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.