Home / 186,732.32-280,098.04-80,047.12

Finding the Fourth Proportional to 186,732.32, 280,098.04 and 80,047.12

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Solution

The fourth proportional to 186,732.32, 280,098.04 and 80,047.12 is: 120,070.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,732.32 : 280,098.04 = 80,047.12 : x
  2. Step 2: Convert to fraction form
    186,732.32/280,098.04 = 80,047.12/x
  3. Step 3: Cross multiply
    186,732.32x = 280,098.04 × 80,047.12
  4. Step 4: Simplify right side
    186,732.32x = 22,421,041,419.64
  5. Step 5: Solve for x
    x = 22,421,041,419.64/186,732.32
  6. Step 6: Final answer
    x = 120,070.49

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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.