Home / 127,700.24-176,247.34-97,428.35

Finding the Fourth Proportional to 127,700.24, 176,247.34 and 97,428.35

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Solution

The fourth proportional to 127,700.24, 176,247.34 and 97,428.35 is: 134,467.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,700.24 : 176,247.34 = 97,428.35 : x
  2. Step 2: Convert to fraction form
    127,700.24/176,247.34 = 97,428.35/x
  3. Step 3: Cross multiply
    127,700.24x = 176,247.34 × 97,428.35
  4. Step 4: Simplify right side
    127,700.24x = 17,171,487,725.14
  5. Step 5: Solve for x
    x = 17,171,487,725.14/127,700.24
  6. Step 6: Final answer
    x = 134,467.16

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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.