Home / 88,702.32-122,408.22-50,460.98

Finding the Fourth Proportional to 88,702.32, 122,408.22 and 50,460.98

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Solution

The fourth proportional to 88,702.32, 122,408.22 and 50,460.98 is: 69,635.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,702.32 : 122,408.22 = 50,460.98 : x
  2. Step 2: Convert to fraction form
    88,702.32/122,408.22 = 50,460.98/x
  3. Step 3: Cross multiply
    88,702.32x = 122,408.22 × 50,460.98
  4. Step 4: Simplify right side
    88,702.32x = 6,176,838,741.26
  5. Step 5: Solve for x
    x = 6,176,838,741.26/88,702.32
  6. Step 6: Final answer
    x = 69,635.59

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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.