Home / 47,288.12-70,723.04-42,059.84

Finding the Fourth Proportional to 47,288.12, 70,723.04 and 42,059.84

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Solution

The fourth proportional to 47,288.12, 70,723.04 and 42,059.84 is: 62,903.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,288.12 : 70,723.04 = 42,059.84 : x
  2. Step 2: Convert to fraction form
    47,288.12/70,723.04 = 42,059.84/x
  3. Step 3: Cross multiply
    47,288.12x = 70,723.04 × 42,059.84
  4. Step 4: Simplify right side
    47,288.12x = 2,974,599,182.80
  5. Step 5: Solve for x
    x = 2,974,599,182.80/47,288.12
  6. Step 6: Final answer
    x = 62,903.74

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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.