Home / 56,402.79-77,835.84-33,742.74

Finding the Fourth Proportional to 56,402.79, 77,835.84 and 33,742.74

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Solution

The fourth proportional to 56,402.79, 77,835.84 and 33,742.74 is: 46,564.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,402.79 : 77,835.84 = 33,742.74 : x
  2. Step 2: Convert to fraction form
    56,402.79/77,835.84 = 33,742.74/x
  3. Step 3: Cross multiply
    56,402.79x = 77,835.84 × 33,742.74
  4. Step 4: Simplify right side
    56,402.79x = 2,626,394,511.80
  5. Step 5: Solve for x
    x = 2,626,394,511.80/56,402.79
  6. Step 6: Final answer
    x = 46,564.98

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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.