Home / 119,473.36-164,846.74-69,143.20

Finding the Fourth Proportional to 119,473.36, 164,846.74 and 69,143.20

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Solution

The fourth proportional to 119,473.36, 164,846.74 and 69,143.20 is: 95,402.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,473.36 : 164,846.74 = 69,143.20 : x
  2. Step 2: Convert to fraction form
    119,473.36/164,846.74 = 69,143.20/x
  3. Step 3: Cross multiply
    119,473.36x = 164,846.74 × 69,143.20
  4. Step 4: Simplify right side
    119,473.36x = 11,398,031,113.17
  5. Step 5: Solve for x
    x = 11,398,031,113.17/119,473.36
  6. Step 6: Final answer
    x = 95,402.28

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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.