Home / 45,280.10-67,831.80-29,650.34

Finding the Fourth Proportional to 45,280.10, 67,831.80 and 29,650.34

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Solution

The fourth proportional to 45,280.10, 67,831.80 and 29,650.34 is: 44,417.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,280.10 : 67,831.80 = 29,650.34 : x
  2. Step 2: Convert to fraction form
    45,280.10/67,831.80 = 29,650.34/x
  3. Step 3: Cross multiply
    45,280.10x = 67,831.80 × 29,650.34
  4. Step 4: Simplify right side
    45,280.10x = 2,011,236,113.06
  5. Step 5: Solve for x
    x = 2,011,236,113.06/45,280.10
  6. Step 6: Final answer
    x = 44,417.66

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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.