Home / 67,129.83-92,637.67-36,502.11

Finding the Fourth Proportional to 67,129.83, 92,637.67 and 36,502.11

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Solution

The fourth proportional to 67,129.83, 92,637.67 and 36,502.11 is: 50,372.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,129.83 : 92,637.67 = 36,502.11 : x
  2. Step 2: Convert to fraction form
    67,129.83/92,637.67 = 36,502.11/x
  3. Step 3: Cross multiply
    67,129.83x = 92,637.67 × 36,502.11
  4. Step 4: Simplify right side
    67,129.83x = 3,381,470,420.48
  5. Step 5: Solve for x
    x = 3,381,470,420.48/67,129.83
  6. Step 6: Final answer
    x = 50,372.10

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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.