Home / 110,664.18-152,711.16-62,916.51

Finding the Fourth Proportional to 110,664.18, 152,711.16 and 62,916.51

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Solution

The fourth proportional to 110,664.18, 152,711.16 and 62,916.51 is: 86,821.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,664.18 : 152,711.16 = 62,916.51 : x
  2. Step 2: Convert to fraction form
    110,664.18/152,711.16 = 62,916.51/x
  3. Step 3: Cross multiply
    110,664.18x = 152,711.16 × 62,916.51
  4. Step 4: Simplify right side
    110,664.18x = 9,608,053,225.25
  5. Step 5: Solve for x
    x = 9,608,053,225.25/110,664.18
  6. Step 6: Final answer
    x = 86,821.71

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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.