Home / 82,030.64-123,084.88-48,816.32

Finding the Fourth Proportional to 82,030.64, 123,084.88 and 48,816.32

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Solution

The fourth proportional to 82,030.64, 123,084.88 and 48,816.32 is: 73,247.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,030.64 : 123,084.88 = 48,816.32 : x
  2. Step 2: Convert to fraction form
    82,030.64/123,084.88 = 48,816.32/x
  3. Step 3: Cross multiply
    82,030.64x = 123,084.88 × 48,816.32
  4. Step 4: Simplify right side
    82,030.64x = 6,008,550,889.24
  5. Step 5: Solve for x
    x = 6,008,550,889.24/82,030.64
  6. Step 6: Final answer
    x = 73,247.64

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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.