Home / 130,007.55-179,493.80-106,191.39

Finding the Fourth Proportional to 130,007.55, 179,493.80 and 106,191.39

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Solution

The fourth proportional to 130,007.55, 179,493.80 and 106,191.39 is: 146,612.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,007.55 : 179,493.80 = 106,191.39 : x
  2. Step 2: Convert to fraction form
    130,007.55/179,493.80 = 106,191.39/x
  3. Step 3: Cross multiply
    130,007.55x = 179,493.80 × 106,191.39
  4. Step 4: Simplify right side
    130,007.55x = 19,060,695,587.43
  5. Step 5: Solve for x
    x = 19,060,695,587.43/130,007.55
  6. Step 6: Final answer
    x = 146,612.22

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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.