Home / 56,877.33-78,487.00-34,212.11

Finding the Fourth Proportional to 56,877.33, 78,487.00 and 34,212.11

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Solution

The fourth proportional to 56,877.33, 78,487.00 and 34,212.11 is: 47,210.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,877.33 : 78,487.00 = 34,212.11 : x
  2. Step 2: Convert to fraction form
    56,877.33/78,487.00 = 34,212.11/x
  3. Step 3: Cross multiply
    56,877.33x = 78,487.00 × 34,212.11
  4. Step 4: Simplify right side
    56,877.33x = 2,685,205,988.26
  5. Step 5: Solve for x
    x = 2,685,205,988.26/56,877.33
  6. Step 6: Final answer
    x = 47,210.48

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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.