Home / 127,284.25-175,655.91-70,699.27

Finding the Fourth Proportional to 127,284.25, 175,655.91 and 70,699.27

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Solution

The fourth proportional to 127,284.25, 175,655.91 and 70,699.27 is: 97,567.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,284.25 : 175,655.91 = 70,699.27 : x
  2. Step 2: Convert to fraction form
    127,284.25/175,655.91 = 70,699.27/x
  3. Step 3: Cross multiply
    127,284.25x = 175,655.91 × 70,699.27
  4. Step 4: Simplify right side
    127,284.25x = 12,418,744,608.19
  5. Step 5: Solve for x
    x = 12,418,744,608.19/127,284.25
  6. Step 6: Final answer
    x = 97,567.02

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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.