Home / 58,810.82-81,156.28-33,316.66

Finding the Fourth Proportional to 58,810.82, 81,156.28 and 33,316.66

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Solution

The fourth proportional to 58,810.82, 81,156.28 and 33,316.66 is: 45,975.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,810.82 : 81,156.28 = 33,316.66 : x
  2. Step 2: Convert to fraction form
    58,810.82/81,156.28 = 33,316.66/x
  3. Step 3: Cross multiply
    58,810.82x = 81,156.28 × 33,316.66
  4. Step 4: Simplify right side
    58,810.82x = 2,703,856,211.18
  5. Step 5: Solve for x
    x = 2,703,856,211.18/58,810.82
  6. Step 6: Final answer
    x = 45,975.49

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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.