Home / 47,099.58-64,981.34-29,188.05

Finding the Fourth Proportional to 47,099.58, 64,981.34 and 29,188.05

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Solution

The fourth proportional to 47,099.58, 64,981.34 and 29,188.05 is: 40,269.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,099.58 : 64,981.34 = 29,188.05 : x
  2. Step 2: Convert to fraction form
    47,099.58/64,981.34 = 29,188.05/x
  3. Step 3: Cross multiply
    47,099.58x = 64,981.34 × 29,188.05
  4. Step 4: Simplify right side
    47,099.58x = 1,896,678,600.99
  5. Step 5: Solve for x
    x = 1,896,678,600.99/47,099.58
  6. Step 6: Final answer
    x = 40,269.54

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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.