Home / 127,330.12-175,795.14-82,030.60

Finding the Fourth Proportional to 127,330.12, 175,795.14 and 82,030.60

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Solution

The fourth proportional to 127,330.12, 175,795.14 and 82,030.60 is: 113,253.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,330.12 : 175,795.14 = 82,030.60 : x
  2. Step 2: Convert to fraction form
    127,330.12/175,795.14 = 82,030.60/x
  3. Step 3: Cross multiply
    127,330.12x = 175,795.14 × 82,030.60
  4. Step 4: Simplify right side
    127,330.12x = 14,420,580,811.28
  5. Step 5: Solve for x
    x = 14,420,580,811.28/127,330.12
  6. Step 6: Final answer
    x = 113,253.49

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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.