Home / 127,011.26-175,235.64-73,289.22

Finding the Fourth Proportional to 127,011.26, 175,235.64 and 73,289.22

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Solution

The fourth proportional to 127,011.26, 175,235.64 and 73,289.22 is: 101,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,011.26 : 175,235.64 = 73,289.22 : x
  2. Step 2: Convert to fraction form
    127,011.26/175,235.64 = 73,289.22/x
  3. Step 3: Cross multiply
    127,011.26x = 175,235.64 × 73,289.22
  4. Step 4: Simplify right side
    127,011.26x = 12,842,883,371.80
  5. Step 5: Solve for x
    x = 12,842,883,371.80/127,011.26
  6. Step 6: Final answer
    x = 101,116.10

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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.