Home / 127,298.36-175,671.78-69,941.36

Finding the Fourth Proportional to 127,298.36, 175,671.78 and 69,941.36

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Solution

The fourth proportional to 127,298.36, 175,671.78 and 69,941.36 is: 96,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,298.36 : 175,671.78 = 69,941.36 : x
  2. Step 2: Convert to fraction form
    127,298.36/175,671.78 = 69,941.36/x
  3. Step 3: Cross multiply
    127,298.36x = 175,671.78 × 69,941.36
  4. Step 4: Simplify right side
    127,298.36x = 12,286,723,206.82
  5. Step 5: Solve for x
    x = 12,286,723,206.82/127,298.36
  6. Step 6: Final answer
    x = 96,519.10

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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.