Home / 130,312.22-179,827.36-73,722.38

Finding the Fourth Proportional to 130,312.22, 179,827.36 and 73,722.38

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Solution

The fourth proportional to 130,312.22, 179,827.36 and 73,722.38 is: 101,734.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,312.22 : 179,827.36 = 73,722.38 : x
  2. Step 2: Convert to fraction form
    130,312.22/179,827.36 = 73,722.38/x
  3. Step 3: Cross multiply
    130,312.22x = 179,827.36 × 73,722.38
  4. Step 4: Simplify right side
    130,312.22x = 13,257,299,884.87
  5. Step 5: Solve for x
    x = 13,257,299,884.87/130,312.22
  6. Step 6: Final answer
    x = 101,734.90

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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.