Home / 77,574.31-116,267.40-35,396.60

Finding the Fourth Proportional to 77,574.31, 116,267.40 and 35,396.60

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Solution

The fourth proportional to 77,574.31, 116,267.40 and 35,396.60 is: 53,051.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,574.31 : 116,267.40 = 35,396.60 : x
  2. Step 2: Convert to fraction form
    77,574.31/116,267.40 = 35,396.60/x
  3. Step 3: Cross multiply
    77,574.31x = 116,267.40 × 35,396.60
  4. Step 4: Simplify right side
    77,574.31x = 4,115,470,069.50
  5. Step 5: Solve for x
    x = 4,115,470,069.50/77,574.31
  6. Step 6: Final answer
    x = 53,051.97

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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.