Home / 69,088.32-95,341.88-39,280.32

Finding the Fourth Proportional to 69,088.32, 95,341.88 and 39,280.32

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Solution

The fourth proportional to 69,088.32, 95,341.88 and 39,280.32 is: 54,206.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,088.32 : 95,341.88 = 39,280.32 : x
  2. Step 2: Convert to fraction form
    69,088.32/95,341.88 = 39,280.32/x
  3. Step 3: Cross multiply
    69,088.32x = 95,341.88 × 39,280.32
  4. Step 4: Simplify right side
    69,088.32x = 3,745,059,359.40
  5. Step 5: Solve for x
    x = 3,745,059,359.40/69,088.32
  6. Step 6: Final answer
    x = 54,206.84

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1.5x scale

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.