Home / 130,614.39-180,262.98-73,269.45

Finding the Fourth Proportional to 130,614.39, 180,262.98 and 73,269.45

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Solution

The fourth proportional to 130,614.39, 180,262.98 and 73,269.45 is: 101,120.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,614.39 : 180,262.98 = 73,269.45 : x
  2. Step 2: Convert to fraction form
    130,614.39/180,262.98 = 73,269.45/x
  3. Step 3: Cross multiply
    130,614.39x = 180,262.98 × 73,269.45
  4. Step 4: Simplify right side
    130,614.39x = 13,207,769,399.96
  5. Step 5: Solve for x
    x = 13,207,769,399.96/130,614.39
  6. Step 6: Final answer
    x = 101,120.32

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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.