Home / 76,726.70-105,888.17-46,513.29

Finding the Fourth Proportional to 76,726.70, 105,888.17 and 46,513.29

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Solution

The fourth proportional to 76,726.70, 105,888.17 and 46,513.29 is: 64,191.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,726.70 : 105,888.17 = 46,513.29 : x
  2. Step 2: Convert to fraction form
    76,726.70/105,888.17 = 46,513.29/x
  3. Step 3: Cross multiply
    76,726.70x = 105,888.17 × 46,513.29
  4. Step 4: Simplify right side
    76,726.70x = 4,925,207,429.06
  5. Step 5: Solve for x
    x = 4,925,207,429.06/76,726.70
  6. Step 6: Final answer
    x = 64,191.57

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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.