Home / 142,562.76-213,873.30-49,056.36

Finding the Fourth Proportional to 142,562.76, 213,873.30 and 49,056.36

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Solution

The fourth proportional to 142,562.76, 213,873.30 and 49,056.36 is: 73,594.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,562.76 : 213,873.30 = 49,056.36 : x
  2. Step 2: Convert to fraction form
    142,562.76/213,873.30 = 49,056.36/x
  3. Step 3: Cross multiply
    142,562.76x = 213,873.30 × 49,056.36
  4. Step 4: Simplify right side
    142,562.76x = 10,491,845,599.19
  5. Step 5: Solve for x
    x = 10,491,845,599.19/142,562.76
  6. Step 6: Final answer
    x = 73,594.57

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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.