Home / 75,895.02-113,831.84-47,729.22

Finding the Fourth Proportional to 75,895.02, 113,831.84 and 47,729.22

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Solution

The fourth proportional to 75,895.02, 113,831.84 and 47,729.22 is: 71,587.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,895.02 : 113,831.84 = 47,729.22 : x
  2. Step 2: Convert to fraction form
    75,895.02/113,831.84 = 47,729.22/x
  3. Step 3: Cross multiply
    75,895.02x = 113,831.84 × 47,729.22
  4. Step 4: Simplify right side
    75,895.02x = 5,433,104,695.72
  5. Step 5: Solve for x
    x = 5,433,104,695.72/75,895.02
  6. Step 6: Final answer
    x = 71,587.10

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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.