Home / 56,364.49-84,577.85-31,418.58

Finding the Fourth Proportional to 56,364.49, 84,577.85 and 31,418.58

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Solution

The fourth proportional to 56,364.49, 84,577.85 and 31,418.58 is: 47,145.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,364.49 : 84,577.85 = 31,418.58 : x
  2. Step 2: Convert to fraction form
    56,364.49/84,577.85 = 31,418.58/x
  3. Step 3: Cross multiply
    56,364.49x = 84,577.85 × 31,418.58
  4. Step 4: Simplify right side
    56,364.49x = 2,657,315,946.45
  5. Step 5: Solve for x
    x = 2,657,315,946.45/56,364.49
  6. Step 6: Final answer
    x = 47,145.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.