Home / 127,455.37-175,887.35-70,866.25

Finding the Fourth Proportional to 127,455.37, 175,887.35 and 70,866.25

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Solution

The fourth proportional to 127,455.37, 175,887.35 and 70,866.25 is: 97,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,455.37 : 175,887.35 = 70,866.25 : x
  2. Step 2: Convert to fraction form
    127,455.37/175,887.35 = 70,866.25/x
  3. Step 3: Cross multiply
    127,455.37x = 175,887.35 × 70,866.25
  4. Step 4: Simplify right side
    127,455.37x = 12,464,476,562.61
  5. Step 5: Solve for x
    x = 12,464,476,562.61/127,455.37
  6. Step 6: Final answer
    x = 97,794.83

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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.