Home / 92,931.93-139,444.21-36,812.49

Finding the Fourth Proportional to 92,931.93, 139,444.21 and 36,812.49

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Solution

The fourth proportional to 92,931.93, 139,444.21 and 36,812.49 is: 55,237.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,931.93 : 139,444.21 = 36,812.49 : x
  2. Step 2: Convert to fraction form
    92,931.93/139,444.21 = 36,812.49/x
  3. Step 3: Cross multiply
    92,931.93x = 139,444.21 × 36,812.49
  4. Step 4: Simplify right side
    92,931.93x = 5,133,288,163.67
  5. Step 5: Solve for x
    x = 5,133,288,163.67/92,931.93
  6. Step 6: Final answer
    x = 55,237.08

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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.