Home / 127,440.32-175,489.44-91,567.04

Finding the Fourth Proportional to 127,440.32, 175,489.44 and 91,567.04

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Solution

The fourth proportional to 127,440.32, 175,489.44 and 91,567.04 is: 126,090.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,440.32 : 175,489.44 = 91,567.04 : x
  2. Step 2: Convert to fraction form
    127,440.32/175,489.44 = 91,567.04/x
  3. Step 3: Cross multiply
    127,440.32x = 175,489.44 × 91,567.04
  4. Step 4: Simplify right side
    127,440.32x = 16,069,048,572.06
  5. Step 5: Solve for x
    x = 16,069,048,572.06/127,440.32
  6. Step 6: Final answer
    x = 126,090.77

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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.