Home / 64,539.26-89,025.54-40,624.42

Finding the Fourth Proportional to 64,539.26, 89,025.54 and 40,624.42

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Solution

The fourth proportional to 64,539.26, 89,025.54 and 40,624.42 is: 56,037.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,539.26 : 89,025.54 = 40,624.42 : x
  2. Step 2: Convert to fraction form
    64,539.26/89,025.54 = 40,624.42/x
  3. Step 3: Cross multiply
    64,539.26x = 89,025.54 × 40,624.42
  4. Step 4: Simplify right side
    64,539.26x = 3,616,610,927.69
  5. Step 5: Solve for x
    x = 3,616,610,927.69/64,539.26
  6. Step 6: Final answer
    x = 56,037.38

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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.