Home / 61,712.18-92,498.28-28,363.34

Finding the Fourth Proportional to 61,712.18, 92,498.28 and 28,363.34

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Solution

The fourth proportional to 61,712.18, 92,498.28 and 28,363.34 is: 42,512.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,712.18 : 92,498.28 = 28,363.34 : x
  2. Step 2: Convert to fraction form
    61,712.18/92,498.28 = 28,363.34/x
  3. Step 3: Cross multiply
    61,712.18x = 92,498.28 × 28,363.34
  4. Step 4: Simplify right side
    61,712.18x = 2,623,559,702.56
  5. Step 5: Solve for x
    x = 2,623,559,702.56/61,712.18
  6. Step 6: Final answer
    x = 42,512.84

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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.