Home / 137,300.36-189,376.65-126,006.32

Finding the Fourth Proportional to 137,300.36, 189,376.65 and 126,006.32

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Solution

The fourth proportional to 137,300.36, 189,376.65 and 126,006.32 is: 173,798.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,300.36 : 189,376.65 = 126,006.32 : x
  2. Step 2: Convert to fraction form
    137,300.36/189,376.65 = 126,006.32/x
  3. Step 3: Cross multiply
    137,300.36x = 189,376.65 × 126,006.32
  4. Step 4: Simplify right side
    137,300.36x = 23,862,655,233.87
  5. Step 5: Solve for x
    x = 23,862,655,233.87/137,300.36
  6. Step 6: Final answer
    x = 173,798.93

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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.