Home / 147,350.13-221,043.72-57,394.87

Finding the Fourth Proportional to 147,350.13, 221,043.72 and 57,394.87

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Solution

The fourth proportional to 147,350.13, 221,043.72 and 57,394.87 is: 86,099.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,350.13 : 221,043.72 = 57,394.87 : x
  2. Step 2: Convert to fraction form
    147,350.13/221,043.72 = 57,394.87/x
  3. Step 3: Cross multiply
    147,350.13x = 221,043.72 × 57,394.87
  4. Step 4: Simplify right side
    147,350.13x = 12,686,775,573.72
  5. Step 5: Solve for x
    x = 12,686,775,573.72/147,350.13
  6. Step 6: Final answer
    x = 86,099.52

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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.