Home / 82,741.81-124,165.16-35,357.23

Finding the Fourth Proportional to 82,741.81, 124,165.16 and 35,357.23

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Solution

The fourth proportional to 82,741.81, 124,165.16 and 35,357.23 is: 53,058.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,741.81 : 124,165.16 = 35,357.23 : x
  2. Step 2: Convert to fraction form
    82,741.81/124,165.16 = 35,357.23/x
  3. Step 3: Cross multiply
    82,741.81x = 124,165.16 × 35,357.23
  4. Step 4: Simplify right side
    82,741.81x = 4,390,136,120.11
  5. Step 5: Solve for x
    x = 4,390,136,120.11/82,741.81
  6. Step 6: Final answer
    x = 53,058.26

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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.