Home / 89,335.04-134,014.37-47,216.79

Finding the Fourth Proportional to 89,335.04, 134,014.37 and 47,216.79

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Solution

The fourth proportional to 89,335.04, 134,014.37 and 47,216.79 is: 70,831.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,335.04 : 134,014.37 = 47,216.79 : x
  2. Step 2: Convert to fraction form
    89,335.04/134,014.37 = 47,216.79/x
  3. Step 3: Cross multiply
    89,335.04x = 134,014.37 × 47,216.79
  4. Step 4: Simplify right side
    89,335.04x = 6,327,728,129.19
  5. Step 5: Solve for x
    x = 6,327,728,129.19/89,335.04
  6. Step 6: Final answer
    x = 70,831.43

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1.5x scale

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.