Home / 93,651.51-129,202.97-57,779.31

Finding the Fourth Proportional to 93,651.51, 129,202.97 and 57,779.31

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Solution

The fourth proportional to 93,651.51, 129,202.97 and 57,779.31 is: 79,713.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,651.51 : 129,202.97 = 57,779.31 : x
  2. Step 2: Convert to fraction form
    93,651.51/129,202.97 = 57,779.31/x
  3. Step 3: Cross multiply
    93,651.51x = 129,202.97 × 57,779.31
  4. Step 4: Simplify right side
    93,651.51x = 7,465,258,167.65
  5. Step 5: Solve for x
    x = 7,465,258,167.65/93,651.51
  6. Step 6: Final answer
    x = 79,713.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.