Home / 126,030.33-189,074.66-73,484.01

Finding the Fourth Proportional to 126,030.33, 189,074.66 and 73,484.01

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Solution

The fourth proportional to 126,030.33, 189,074.66 and 73,484.01 is: 110,243.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,030.33 : 189,074.66 = 73,484.01 : x
  2. Step 2: Convert to fraction form
    126,030.33/189,074.66 = 73,484.01/x
  3. Step 3: Cross multiply
    126,030.33x = 189,074.66 × 73,484.01
  4. Step 4: Simplify right side
    126,030.33x = 13,893,963,838.77
  5. Step 5: Solve for x
    x = 13,893,963,838.77/126,030.33
  6. Step 6: Final answer
    x = 110,243.02

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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.