Home / 130,118.19-179,560.76-73,528.35

Finding the Fourth Proportional to 130,118.19, 179,560.76 and 73,528.35

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Solution

The fourth proportional to 130,118.19, 179,560.76 and 73,528.35 is: 101,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,118.19 : 179,560.76 = 73,528.35 : x
  2. Step 2: Convert to fraction form
    130,118.19/179,560.76 = 73,528.35/x
  3. Step 3: Cross multiply
    130,118.19x = 179,560.76 × 73,528.35
  4. Step 4: Simplify right side
    130,118.19x = 13,202,806,407.55
  5. Step 5: Solve for x
    x = 13,202,806,407.55/130,118.19
  6. Step 6: Final answer
    x = 101,467.80

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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.