Home / 127,507.26-175,960-70,917.42

Finding the Fourth Proportional to 127,507.26, 175,960 and 70,917.42

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Solution

The fourth proportional to 127,507.26, 175,960 and 70,917.42 is: 97,866.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,507.26 : 175,960 = 70,917.42 : x
  2. Step 2: Convert to fraction form
    127,507.26/175,960 = 70,917.42/x
  3. Step 3: Cross multiply
    127,507.26x = 175,960 × 70,917.42
  4. Step 4: Simplify right side
    127,507.26x = 12,478,629,223.20
  5. Step 5: Solve for x
    x = 12,478,629,223.20/127,507.26
  6. Step 6: Final answer
    x = 97,866.03

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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.