Home / 130,444.03-180,007.59-73,855.39

Finding the Fourth Proportional to 130,444.03, 180,007.59 and 73,855.39

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Solution

The fourth proportional to 130,444.03, 180,007.59 and 73,855.39 is: 101,917.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,444.03 : 180,007.59 = 73,855.39 : x
  2. Step 2: Convert to fraction form
    130,444.03/180,007.59 = 73,855.39/x
  3. Step 3: Cross multiply
    130,444.03x = 180,007.59 × 73,855.39
  4. Step 4: Simplify right side
    130,444.03x = 13,294,530,762.41
  5. Step 5: Solve for x
    x = 13,294,530,762.41/130,444.03
  6. Step 6: Final answer
    x = 101,917.51

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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.