Home / 51,967.68-77,419.90-49,459.92

Finding the Fourth Proportional to 51,967.68, 77,419.90 and 49,459.92

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Solution

The fourth proportional to 51,967.68, 77,419.90 and 49,459.92 is: 73,683.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,967.68 : 77,419.90 = 49,459.92 : x
  2. Step 2: Convert to fraction form
    51,967.68/77,419.90 = 49,459.92/x
  3. Step 3: Cross multiply
    51,967.68x = 77,419.90 × 49,459.92
  4. Step 4: Simplify right side
    51,967.68x = 3,829,182,060.41
  5. Step 5: Solve for x
    x = 3,829,182,060.41/51,967.68
  6. Step 6: Final answer
    x = 73,683.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.