Home / 130,734.64-196,184.90-55,855.35

Finding the Fourth Proportional to 130,734.64, 196,184.90 and 55,855.35

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Solution

The fourth proportional to 130,734.64, 196,184.90 and 55,855.35 is: 83,818.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,734.64 : 196,184.90 = 55,855.35 : x
  2. Step 2: Convert to fraction form
    130,734.64/196,184.90 = 55,855.35/x
  3. Step 3: Cross multiply
    130,734.64x = 196,184.90 × 55,855.35
  4. Step 4: Simplify right side
    130,734.64x = 10,957,976,254.22
  5. Step 5: Solve for x
    x = 10,957,976,254.22/130,734.64
  6. Step 6: Final answer
    x = 83,818.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.