Home / 56,387.07-77,821.02-33,725.84

Finding the Fourth Proportional to 56,387.07, 77,821.02 and 33,725.84

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Solution

The fourth proportional to 56,387.07, 77,821.02 and 33,725.84 is: 46,545.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,387.07 : 77,821.02 = 33,725.84 : x
  2. Step 2: Convert to fraction form
    56,387.07/77,821.02 = 33,725.84/x
  3. Step 3: Cross multiply
    56,387.07x = 77,821.02 × 33,725.84
  4. Step 4: Simplify right side
    56,387.07x = 2,624,578,880.05
  5. Step 5: Solve for x
    x = 2,624,578,880.05/56,387.07
  6. Step 6: Final answer
    x = 46,545.76

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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.