Home / 64,918.32-89,594.10-38,061.96

Finding the Fourth Proportional to 64,918.32, 89,594.10 and 38,061.96

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Solution

The fourth proportional to 64,918.32, 89,594.10 and 38,061.96 is: 52,529.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,918.32 : 89,594.10 = 38,061.96 : x
  2. Step 2: Convert to fraction form
    64,918.32/89,594.10 = 38,061.96/x
  3. Step 3: Cross multiply
    64,918.32x = 89,594.10 × 38,061.96
  4. Step 4: Simplify right side
    64,918.32x = 3,410,127,050.44
  5. Step 5: Solve for x
    x = 3,410,127,050.44/64,918.32
  6. Step 6: Final answer
    x = 52,529.50

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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.