Home / 119,551.29-164,931.26-71,143.52

Finding the Fourth Proportional to 119,551.29, 164,931.26 and 71,143.52

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Solution

The fourth proportional to 119,551.29, 164,931.26 and 71,143.52 is: 98,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,551.29 : 164,931.26 = 71,143.52 : x
  2. Step 2: Convert to fraction form
    119,551.29/164,931.26 = 71,143.52/x
  3. Step 3: Cross multiply
    119,551.29x = 164,931.26 × 71,143.52
  4. Step 4: Simplify right side
    119,551.29x = 11,733,789,214.06
  5. Step 5: Solve for x
    x = 11,733,789,214.06/119,551.29
  6. Step 6: Final answer
    x = 98,148.58

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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.