Home / 89,024.40-133,342.20-39,037.68

Finding the Fourth Proportional to 89,024.40, 133,342.20 and 39,037.68

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Solution

The fourth proportional to 89,024.40, 133,342.20 and 39,037.68 is: 58,471.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,024.40 : 133,342.20 = 39,037.68 : x
  2. Step 2: Convert to fraction form
    89,024.40/133,342.20 = 39,037.68/x
  3. Step 3: Cross multiply
    89,024.40x = 133,342.20 × 39,037.68
  4. Step 4: Simplify right side
    89,024.40x = 5,205,370,134.10
  5. Step 5: Solve for x
    x = 5,205,370,134.10/89,024.40
  6. Step 6: Final answer
    x = 58,471.27

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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.