Home / 66,088.68-98,982.55-51,767.76

Finding the Fourth Proportional to 66,088.68, 98,982.55 and 51,767.76

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Solution

The fourth proportional to 66,088.68, 98,982.55 and 51,767.76 is: 77,533.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,088.68 : 98,982.55 = 51,767.76 : x
  2. Step 2: Convert to fraction form
    66,088.68/98,982.55 = 51,767.76/x
  3. Step 3: Cross multiply
    66,088.68x = 98,982.55 × 51,767.76
  4. Step 4: Simplify right side
    66,088.68x = 5,124,104,892.59
  5. Step 5: Solve for x
    x = 5,124,104,892.59/66,088.68
  6. Step 6: Final answer
    x = 77,533.78

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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.