Home / 147,030-202,904.64-79,962

Finding the Fourth Proportional to 147,030, 202,904.64 and 79,962

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Solution

The fourth proportional to 147,030, 202,904.64 and 79,962 is: 110,349.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,030 : 202,904.64 = 79,962 : x
  2. Step 2: Convert to fraction form
    147,030/202,904.64 = 79,962/x
  3. Step 3: Cross multiply
    147,030x = 202,904.64 × 79,962
  4. Step 4: Simplify right side
    147,030x = 16,224,660,823.68
  5. Step 5: Solve for x
    x = 16,224,660,823.68/147,030
  6. Step 6: Final answer
    x = 110,349.32

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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.