Home / 55,134.58-82,702.51-52,445.59

Finding the Fourth Proportional to 55,134.58, 82,702.51 and 52,445.59

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Solution

The fourth proportional to 55,134.58, 82,702.51 and 52,445.59 is: 78,669.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134.58 : 82,702.51 = 52,445.59 : x
  2. Step 2: Convert to fraction form
    55,134.58/82,702.51 = 52,445.59/x
  3. Step 3: Cross multiply
    55,134.58x = 82,702.51 × 52,445.59
  4. Step 4: Simplify right side
    55,134.58x = 4,337,381,669.20
  5. Step 5: Solve for x
    x = 4,337,381,669.20/55,134.58
  6. Step 6: Final answer
    x = 78,669.00

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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.