Home / 127,346.55-175,727.95-73,635.05

Finding the Fourth Proportional to 127,346.55, 175,727.95 and 73,635.05

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Solution

The fourth proportional to 127,346.55, 175,727.95 and 73,635.05 is: 101,610.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,346.55 : 175,727.95 = 73,635.05 : x
  2. Step 2: Convert to fraction form
    127,346.55/175,727.95 = 73,635.05/x
  3. Step 3: Cross multiply
    127,346.55x = 175,727.95 × 73,635.05
  4. Step 4: Simplify right side
    127,346.55x = 12,939,735,137.83
  5. Step 5: Solve for x
    x = 12,939,735,137.83/127,346.55
  6. Step 6: Final answer
    x = 101,610.41

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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.