Home / 51,858.66-77,715.06-29,638.74

Finding the Fourth Proportional to 51,858.66, 77,715.06 and 29,638.74

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Solution

The fourth proportional to 51,858.66, 77,715.06 and 29,638.74 is: 44,416.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,858.66 : 77,715.06 = 29,638.74 : x
  2. Step 2: Convert to fraction form
    51,858.66/77,715.06 = 29,638.74/x
  3. Step 3: Cross multiply
    51,858.66x = 77,715.06 × 29,638.74
  4. Step 4: Simplify right side
    51,858.66x = 2,303,376,457.42
  5. Step 5: Solve for x
    x = 2,303,376,457.42/51,858.66
  6. Step 6: Final answer
    x = 44,416.43

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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.