Home / 118,916.09-164,017.27-75,925.14

Finding the Fourth Proportional to 118,916.09, 164,017.27 and 75,925.14

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Solution

The fourth proportional to 118,916.09, 164,017.27 and 75,925.14 is: 104,721.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,916.09 : 164,017.27 = 75,925.14 : x
  2. Step 2: Convert to fraction form
    118,916.09/164,017.27 = 75,925.14/x
  3. Step 3: Cross multiply
    118,916.09x = 164,017.27 × 75,925.14
  4. Step 4: Simplify right side
    118,916.09x = 12,453,034,187.17
  5. Step 5: Solve for x
    x = 12,453,034,187.17/118,916.09
  6. Step 6: Final answer
    x = 104,721.19

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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.