Home / 127,862.94-176,449.41-70,507.26

Finding the Fourth Proportional to 127,862.94, 176,449.41 and 70,507.26

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Solution

The fourth proportional to 127,862.94, 176,449.41 and 70,507.26 is: 97,299.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,862.94 : 176,449.41 = 70,507.26 : x
  2. Step 2: Convert to fraction form
    127,862.94/176,449.41 = 70,507.26/x
  3. Step 3: Cross multiply
    127,862.94x = 176,449.41 × 70,507.26
  4. Step 4: Simplify right side
    127,862.94x = 12,440,964,427.72
  5. Step 5: Solve for x
    x = 12,440,964,427.72/127,862.94
  6. Step 6: Final answer
    x = 97,299.22

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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.