Home / 92,335.36-138,508.16-30,024.96

Finding the Fourth Proportional to 92,335.36, 138,508.16 and 30,024.96

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Solution

The fourth proportional to 92,335.36, 138,508.16 and 30,024.96 is: 45,039.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,335.36 : 138,508.16 = 30,024.96 : x
  2. Step 2: Convert to fraction form
    92,335.36/138,508.16 = 30,024.96/x
  3. Step 3: Cross multiply
    92,335.36x = 138,508.16 × 30,024.96
  4. Step 4: Simplify right side
    92,335.36x = 4,158,701,963.67
  5. Step 5: Solve for x
    x = 4,158,701,963.67/92,335.36
  6. Step 6: Final answer
    x = 45,039.10

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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.