Home / 55,660.02-76,766.04-48,931.26

Finding the Fourth Proportional to 55,660.02, 76,766.04 and 48,931.26

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Solution

The fourth proportional to 55,660.02, 76,766.04 and 48,931.26 is: 67,485.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,660.02 : 76,766.04 = 48,931.26 : x
  2. Step 2: Convert to fraction form
    55,660.02/76,766.04 = 48,931.26/x
  3. Step 3: Cross multiply
    55,660.02x = 76,766.04 × 48,931.26
  4. Step 4: Simplify right side
    55,660.02x = 3,756,259,062.41
  5. Step 5: Solve for x
    x = 3,756,259,062.41/55,660.02
  6. Step 6: Final answer
    x = 67,485.77

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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.