Home / 130,473.41-180,053.29-73,895.72

Finding the Fourth Proportional to 130,473.41, 180,053.29 and 73,895.72

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Solution

The fourth proportional to 130,473.41, 180,053.29 and 73,895.72 is: 101,976.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,473.41 : 180,053.29 = 73,895.72 : x
  2. Step 2: Convert to fraction form
    130,473.41/180,053.29 = 73,895.72/x
  3. Step 3: Cross multiply
    130,473.41x = 180,053.29 × 73,895.72
  4. Step 4: Simplify right side
    130,473.41x = 13,305,167,502.92
  5. Step 5: Solve for x
    x = 13,305,167,502.92/130,473.41
  6. Step 6: Final answer
    x = 101,976.08

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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.