Home / 89,601.64-134,485.48-45,259.46

Finding the Fourth Proportional to 89,601.64, 134,485.48 and 45,259.46

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Solution

The fourth proportional to 89,601.64, 134,485.48 and 45,259.46 is: 67,931.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,601.64 : 134,485.48 = 45,259.46 : x
  2. Step 2: Convert to fraction form
    89,601.64/134,485.48 = 45,259.46/x
  3. Step 3: Cross multiply
    89,601.64x = 134,485.48 × 45,259.46
  4. Step 4: Simplify right side
    89,601.64x = 6,086,740,202.64
  5. Step 5: Solve for x
    x = 6,086,740,202.64/89,601.64
  6. Step 6: Final answer
    x = 67,931.12

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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.